Accumulated Other Comprehensive Income (Loss) - Changes in Accumulated Other Comprehensive Income (Loss) by Component (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Balance	$ 669,837	$ 677,157
Net current period other comprehensive income (loss), net of tax	2,835	(1,296)
Balance	669,827	672,345
Unrealized Gains (Losses) on Available For Sale Securities
Balance	(54,744)	(63,106)
Other comprehensive income (loss) before reclassifications, net of tax	(172)	3,987
Amounts reclassified from accumulated other comprehensive income (loss), net of tax		0
Net current period other comprehensive income (loss), net of tax	(172)	3,987
Balance	(54,916)	(59,119)
Unrealized Gains (Losses) on Cash flow Hedges
Balance	14,796	25,380
Other comprehensive income (loss) before reclassifications, net of tax	7,831	(2,180)
Amounts reclassified from accumulated other comprehensive income (loss), net of tax	(4,730)	(2,960)
Net current period other comprehensive income (loss), net of tax	3,101	(5,140)
Balance	17,897	20,240
Defined Benefit Pension Items
Balance	(381)	(275)
Other comprehensive income (loss) before reclassifications, net of tax		0
Amounts reclassified from accumulated other comprehensive income (loss), net of tax	(63)	(69)
Net current period other comprehensive income (loss), net of tax	(63)	(69)
Balance	(444)	(344)
Fair Value Option Elected on Liabilities
Balance	1,678	1,513
Other comprehensive income (loss) before reclassifications, net of tax	(31)	(74)
Amounts reclassified from accumulated other comprehensive income (loss), net of tax		0
Net current period other comprehensive income (loss), net of tax	(31)	(74)
Balance	1,647	1,439
Total
Balance	(38,651)	(36,488)
Other comprehensive income (loss) before reclassifications, net of tax	7,628	1,733
Amounts reclassified from accumulated other comprehensive income (loss), net of tax	(4,793)	(3,029)
Net current period other comprehensive income (loss), net of tax	2,835	(1,296)
Balance	$ (35,816)	$ (37,784)