Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	$ 42,629	$ (14,610)	$ 38,387	$ (17,042)
Tax Expense	(9,203)	3,017	(7,994)	3,531
Net of Tax Amount	33,426	(11,593)	30,393	(13,511)
Change in net unrealized gains (losses) on available-for-sale debt securities
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	30,170	(12,977)	24,397	(13,107)
Tax Expense	(6,511)	2,696	(5,094)	2,708
Net of Tax Amount	23,659	(10,281)	19,303	(10,399)
Net available-for-sale securities losses reclassified into earnings
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	2,199	0	5,346	0
Tax Expense	(474)	0	(1,116)	0
Net of Tax Amount	1,725	0	4,230	0
Change in interest rate swap
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	10,042	(2,073)	7,625	(4,300)
Tax Expense	(2,165)	426	(1,607)	902
Net of Tax Amount	7,877	(1,647)	6,018	(3,399)
Adjustment to funded status of employee benefit plans
Accumulated Other Comprehensive Income (Loss) [Line Items]
Pre-Tax Amount	218	440	1,019	365
Tax Expense	(53)	(105)	(177)	(79)
Net of Tax Amount	$ 165	$ 335	$ 842	$ 287