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Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2021

Equity [Abstract]

Summary of the components of accumulated other comprehensive income

The following table provides a roll-forward of the changes in AOCI by component for the years ended December 31, 2019, 2020 and 2021 (net of tax):

			Unrealized Gains (Losses) on AFS Securities						Unrealized Gains (Losses) on Derivative Instruments						Change in Unrecognized Pension Cost on Defined Benefit Pension Plan						Total
Balance, January 1, 2019			$	(5,200)					$	256					$	(2,741)					$	(7,685)
OCI before reclassifications			12,276						(256)						(210)						11,810
Amounts reclassified from AOCI			(6)						—						268						262
Subtotal			12,270						(256)						58						12,072
Tax effect			(2,458)						54						(12)						(2,416)
OCI, net of tax			9,812						(202)						46						9,656
Balance, December 31, 2019			4,612						54						(2,695)						1,971
OCI before reclassifications			7,474						(121)						(238)						7,115
Amounts reclassified from AOCI			(71)						—						176						105
Subtotal			7,403						(121)						(62)						7,220
Tax effect			(1,530)						25						12						(1,493)
OCI, net of tax			5,873						(96)						(50)						5,727
Balance, December 31, 2020			10,485						(42)						(2,745)						7,698
OCI before reclassifications			(8,371)						53						955						(7,363)
Amounts reclassified from AOCI			—						—						(31)						(31)
Subtotal			(8,371)						53						924						(7,394)
Tax effect			1,759						(11)						(193)						1,555
OCI, net of tax			(6,612)						42						731						(5,839)
Balance, December 31, 2021			$	3,873					$	—					$	(2,014)					$	1,859

A summary of the components of unrealized gains on AFS securities included in OCI follows for the years ended December 31:

			2021																		2020																		2019
			Auction Rate Money Market Preferred Stocks						All Other AFS Securities						Total						Auction Rate Money Market Preferred Stocks						All Other AFS Securities						Total						Auction Rate Money Market Preferred Stocks						All Other AFS Securities						Total
Unrealized gains (losses) arising during the period			$	5					$	(8,376)					$	(8,371)					$	118					$	7,356					$	7,474					$	565					$	11,711					$	12,276
Reclassification adjustment for net (gains) losses included in net income			—						—						—						—						(71)						(71)						—						(6)						(6)
Net unrealized gains (losses)			5						(8,376)						(8,371)						118						7,285						7,403						565						11,705						12,270
Tax effect			—						1,759						1,759						—						(1,530)						(1,530)						—						(2,458)						(2,458)
Unrealized gains (losses), net of tax			$	5					$	(6,617)					$	(6,612)					$	118					$	5,755					$	5,873					$	565					$	9,247					$	9,812

Details about accumulated other comprehensive income components

The following table details reclassification adjustments and the related affected line items in our consolidated statements of income for the years ended December 31:

Details about AOCI components			Amount Reclassified from AOCI																		Affected Line Item in the Consolidated Statements of Income
			2021						2020						2019
Unrealized gains (losses) on AFS securities
			$	—					$	71					$	6					Net gains on sale of AFS securities
			—						15						1						Federal income tax expense
			$	—					$	56					$	5					Net income
Change in unrecognized pension cost on defined benefit pension plan
			$	(31)					$	176					$	268					Other noninterest expenses
			(7)						37						56						Federal income tax (benefit) expense
			$	(24)					$	139					$	212					Net income

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Tabular disclosure of the components of accumulated other comprehensive income (loss).

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
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-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901

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-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section 45
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900

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