Accumulated Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2025

The following table summarizes the changes within each classification of AOCI, net of tax:


(dollars in thousands)	Unrealized Gains and Losses on Available-for-Sale Debt Securities		Unrecognized Gains and Losses on Held-to-Maturity Securities		Gains and Losses on Hedges		Defined Benefit Pension Plans		Total
Year Ended December 31, 2025
Balance at beginning of period	$	(668,063)	$	(82,294)	$	4,314	$	—	$	(746,043)
Other comprehensive income (loss) before reclassifications	239,600		—		8,126		—		247,726
Amounts reclassified from AOCI to income (1)	27		11,830		7,789				19,646
Balance at end of period	$	(428,436)	$	(70,464)	$	20,229	$	—	$	(478,671)

Year Ended December 31, 2024
Balance at beginning of period	$	(652,518)	$	(95,472)	$	9,181	$	—	$	(738,809)
Other comprehensive income (loss) before reclassifications	(15,702)		—		(17,936)		—		(33,638)
Amounts reclassified from AOCI to income (1)	157		13,178		13,069				26,404
Balance at end of period	$	(668,063)	$	(82,294)	$	4,314	$	—	$	(746,043)

Year Ended December 31, 2023
Balance at beginning of period	$	(642,346)	$	(112,664)	$	(31,549)	$	137	$	(786,422)
Other comprehensive income (loss) before reclassifications	(14,817)		1,325		51,871		—		38,379
Amounts reclassified from AOCI to income (1)	4,645		15,867		(11,141)		(137)		9,234
Balance at end of period	$	(652,518)	$	(95,472)	$	9,181	$	—	$	(738,809)

(1)See table below for details about reclassifications to income.

The following table summarizes the significant amounts reclassified out of each component of AOCI:


	Years Ended December 31,
(dollars in thousands)	2025		2024		2023
Details about AOCI Components	Amount Reclassified from AOCI						Affected Line Item in the Statement of Income
Unrealized gains and losses on available-for-sale debt securities	$	(37)	$	(212)	$	(6,265)	Debt securities gains (losses), net
	10		55		1,620		Income tax (expense) benefit
	$	(27)	$	(157)	$	(4,645)	Net income
Amortization of unrecognized losses on held-to-maturity securities transferred from available-for-sale	$	(15,855)	$	(17,664)	$	(21,239)	Interest income (expense)
	4,025		4,486		5,372		Income tax (expense) benefit
	$	(11,830)	$	(13,178)	$	(15,867)	Net income
Gains and losses on hedges Interest rate contracts	$	(10,505)	$	(17,628)	$	15,067	Interest income (expense)
	2,716		4,559		(3,926)		Income tax (expense) benefit
	$	(7,789)	$	(13,069)	$	11,141	Net income
Amortization of defined benefit pension items
Actuarial gains (losses)	$	—	$	—	$	182	Salaries and employee benefits
	—		—		(45)		Income tax (expense) benefit
	$	—	$	—	$	137	Net income

Total reclassifications for the period	$	(19,646)	$	(26,404)	$	(9,234)	Net income