XML 32 R18.htm IDEA: XBRL DOCUMENT v3.20.2

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

9 Months Ended

Sep. 30, 2020

Components of Gas and Electric Operating Revenue

		Three Months Ended September 30, 2020
Gas and Electric Operating Revenues ($ millions):		Gas				Electric				Total
Billed and Unbilled Revenue:
Residential		$	7.0			$	35.3			$	42.3
C&I			11.6				24.1				35.7
Other			1.4				1.4				2.8
Total Billed and Unbilled Revenue			20.0				60.8				80.8
Rate Adjustment Mechanism Revenue			7.5				(0.9	)			6.6
Total Gas and Electric Operating Revenues		$	27.5			$	59.9			$	87.4
		Three Months Ended September 30, 2019
Gas and Electric Operating Revenues ($ millions):		Gas				Electric				Total
Billed and Unbilled Revenue:
Residential		$	6.9			$	31.3			$	38.2
C&I			12.5				24.5				37.0
Other			1.1				1.5				2.6
Total Billed and Unbilled Revenue			20.5				57.3				77.8
Rate Adjustment Mechanism Revenue			4.4				3.1				7.5
Total Gas and Electric Operating Revenues		$	24.9			$	60.4			$	85.3
		Nine Months Ended September 30, 2020
Gas and Electric Operating Revenues ($ millions):		Gas				Electric				Total
Billed and Unbilled Revenue:
Residential		$	52.4			$	99.9			$	152.3
C&I			72.9				68.7				141.6
Other			5.6				4.9				10.5
Total Billed and Unbilled Revenue			130.9				173.5				304.4
Rate Adjustment Mechanism Revenue			0.5				(3.2	)			(2.7	)
Total Gas and Electric Operating Revenues		$	131.4			$	170.3			$	301.7
		Nine Months Ended September 30, 2019
Gas and Electric Operating Revenues ($ millions):		Gas				Electric				Total
Billed and Unbilled Revenue:
Residential		$	61.4			$	94.8			$	156.2
C&I			89.5				72.2				161.7
Other			9.1				5.8				14.9
Total Billed and Unbilled Revenue			160.0				172.8				332.8
Rate Adjustment Mechanism Revenue			(16.1	)			4.2				(11.9	)
Total Gas and Electric Operating Revenues		$	143.9			$	177.0			$	320.9

Allowance for Doubtful Accounts Included in Accounts Receivable Net

The Allowance for Doubtful Accounts as of September 30, 2020, September 30, 2019 and December 31, 2019, was as follows:

($ millions)
		September 30,								December 31,
		2020				2019				2019
Allowance for Doubtful Accounts		$	1.6			$	1.0			$	1.0

Components of Accrued Revenue

		September 30,								December 31,
Accrued Revenue ($ millions)		2020				2019				2019
Regulatory Assets – Current		$	31.7			$	24.9			$	35.8
Unbilled Revenues			7.4				10.4				14.2
Total Accrued Revenue		$	39.1			$	35.3			$	50.0

Components of Exchange Gas Receivable

		September 30,								December 31,
Exchange Gas Receivable ($ millions)		2020				2019				2019
Northern Utilities		$	6.0			$	8.0			$	5.5
Fitchburg			0.5				0.6				0.6
Total Exchange Gas Receivable		$	6.5			$	8.6			$	6.1

Components of Gas Inventory

The following table shows the components of Gas Inventory as of September 30, 2020, September 30, 2019 and December 31, 2019.

		September 30,								December 31,
Gas Inventory ($ millions)		2020				2019				2019
Natural Gas		$	0.2			$	0.4			$	0.4
Propane			0.3				0.3				0.3
Liquefied Natural Gas & Other			0.1				0.1				0.1
Total Gas Inventory		$	0.6			$	0.8			$	0.8

Regulatory Assets

		September 30,								December 31,
Regulatory Assets consist of the following ($ millions)		2020				2019				2019
Retirement Benefits		$	81.0			$	74.0			$	88.9
Energy Supply & Other Rate Adjustment Mechanisms			28.9				20.6				31.0
Deferred Storm Charges			4.4				5.0				5.6
Environmental			6.1				8.0				7.2
Income Taxes			3.6				4.3				4.2
Other Deferred Charges			12.1				11.7				10.9
Total Regulatory Assets		$	136.1			$	123.6			$	147.8
Less: Current Portion of Regulatory Assets(1)			31.7				24.9				35.8
Regulatory Assets – noncurrent		$	104.4			$	98.7			$	112.0

(1)  Reflects amounts included in Accrued Revenue, discussed above, on the Company’s Consolidated Balance Sheets.

Regulatory Liabilities

		September 30,								December 31,
Regulatory Liabilities consist of the following ($ millions)		2020				2019				2019
Income Taxes (Note 8)		$	45.8			$	47.6			$	47.6
Rate Adjustment Mechanisms			9.2				13.0				6.0
Other			0.3				0.5				0.4
Total Regulatory Liabilities		$	55.3			$	61.1			$	54.0
Less: Current Portion of Regulatory Liabilities			10.6				14.4				7.4
Regulatory Liabilities – noncurrent		$	44.7			$	46.7			$	46.6

Fair Value of Marketable Securities

		September 30,								December 31,
Fair Value of Marketable Securities ($ millions)		2020				2019				2019
Money Market Funds		$	5.7			$	5.9			$	5.6
Total Marketable Securities		$	5.7			$	5.9			$	5.6

Components of Energy Supply Obligations

The following discussion and table summarize the nature and amounts of the items recorded as Energy Supply Obligations (current portion) and Other Noncurrent Liabilities (noncurrent portion) on the Company’s Consolidated Balance Sheets.

		September 30,								December 31,
Energy Supply Obligations ($ millions)		2020				2019				2019
Current:
Exchange Gas Obligation		$	6.0			$	8.0			$	5.5
Renewable Energy Portfolio Standards			5.8				4.2				4.7
Power Supply Contract Divestitures			0.3				0.3				0.3
Total Energy Supply Obligations - Current			12.1				12.5				10.5
Noncurrent:
Power Supply Contract Divestitures			—				0.4				0.3
Total Energy Supply Obligations		$	12.1			$	12.9			$	10.8

Deferred Compensation Plan [Member]

Fair Value of Marketable Securities

		September 30,								December 31,
Fair Value of Marketable Securities ($ millions)		2020				2019				2019
Equity Funds		$	0.2			$	—			$	0.1
Money Market Funds			0.3				0.1				0.1
Total Marketable Securities		$	0.5			$	0.1			$	0.2

X

- Definition

Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets.

+ References

No definition available.

+ Details

Name:	us-gaap_MarketableSecuritiesTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of assets that are created when regulatory agencies permit public utilities to defer certain costs included in rate-setting to the balance sheet.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 980
-SubTopic 340
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6499975&loc=d3e44250-110382

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 980
-SubTopic 715
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6501251&loc=d3e52485-110419

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 980
-SubTopic 340
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6499975&loc=d3e44264-110382

+ Details

Name:	us-gaap_ScheduleOfRegulatoryAssetsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of regulatory liabilities. Detailed information about liabilities that result from rate actions of a regulator. Rate actions of a regulator can impose a liability on a regulated enterprise resulting in a regulatory liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 980
-SubTopic 405
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6500807&loc=d3e48068-110394

+ Details

Name:	us-gaap_ScheduleOfRegulatoryLiabilitiesTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of all information related to inventories for utilities.

+ References

No definition available.

+ Details

Name:	us-gaap_ScheduleOfUtilityInventoryTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of arrangements in which the entity has committed resources to supply goods or services to a customer. May include identification of the goods or services to be furnished, identity of the purchasing party, pricing, effects on pricing for failing to deliver the [minimum] quantities required to be furnished, cancellation rights, and termination provisions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(25))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_SupplyCommitmentTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Allowance for Doubtful Accounts, Table.

+ References

No definition available.

+ Details

Name:	utl_AllowanceForDoubtfulAccountsTableTextBlock
Namespace Prefix:	utl_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Components of gas operating revenue and electric operating revenue.

+ References

No definition available.

+ Details

Name:	utl_ComponentsOfGasOperatingRevenueAndElectricOperatingRevenueTableTextBlock
Namespace Prefix:	utl_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Description of the components and amounts included in Exchange Gas Receivable.

+ References

No definition available.

+ Details

Name:	utl_ScheduleOfOtherAccountsReceivableTableTextBlock
Namespace Prefix:	utl_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Description of the components and amounts included in Accrued Revenue.

+ References

No definition available.

+ Details

Name:	utl_UnbilledAccountsReceivableTableTextBlock
Namespace Prefix:	utl_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_AwardTypeAxis=utl_DeferredCompensationPlanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: