Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2022

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, 2020, 2021 and 2022 (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, 2020	$	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
OCI before reclassifications	(50,015)		—		762		(49,253)
Amounts reclassified from AOCI	—		—		59		59
Subtotal	(50,015)		—		821		(49,194)
Tax effect	10,314		—		(173)		10,141
OCI, net of tax	(39,701)		—		648		(39,053)
Balance, December 31, 2022	$	(35,828)	$	—	$	(1,366)	$	(37,194)

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

	2022						2021						2020
	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	$	(900)	$	(49,115)	$	(50,015)	$	5	$	(8,376)	$	(8,371)	$	118	$	7,356	$	7,474
Reclassification adjustment for net (gains) losses included in net income	—		—		—		—		—		—		—		(71)		(71)
Net unrealized gains (losses)	(900)		(49,115)		(50,015)		5		(8,376)		(8,371)		118		7,285		7,403
Tax effect	—		10,314		10,314		—		1,759		1,759		—		(1,530)		(1,530)
Unrealized gains (losses), net of tax	$	(900)	$	(38,801)	$	(39,701)	$	5	$	(6,617)	$	(6,612)	$	118	$	5,755	$	5,873

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
	2022		2021		2020
Unrealized gains (losses) on AFS securities
	$	—	$	—	$	71	Net gains on sale of AFS securities
	—		—		15		Federal income tax expense
	$	—	$	—	$	56	Net income
Change in unrecognized pension cost on defined benefit pension plan
	$	59	$	(31)	$	176	Other noninterest expenses
	12		(7)		37		Federal income tax (benefit) expense
	$	47	$	(24)	$	139	Net income