Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	$ (7,352)	$ 20,840
Tax Expense	1,583	(4,483)
Net Change	(5,769)	16,357
Change in net unrealized gains (losses) on available-for-sale debt securities
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	(7,840)	15,047
Tax Expense	1,688	(3,237)
Net Change	(6,152)	11,810
Net available-for-sale securities losses reclassified into earnings
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	0	2,295
Tax Expense	0	(493)
Net Change	0	1,802
Change in interest rate swap
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	157	3,117
Tax Expense	(34)	(671)
Net Change	123	2,446
Adjustment to funded status of employee benefit plans
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	331	381
Tax Expense	(71)	(82)
Net Change	$ 260	$ 299