Changes in Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	$ 1,283,445	$ 1,184,659	$ 1,206,454
Net Change	13,909	21,224	(105,035)
Balance at end of period	1,380,294	1,283,445	1,184,659
Accumulated Other Comprehensive Loss
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(90,901)	(112,125)	(7,090)
Net Change	13,909	21,224	(105,035)
Balance at end of period	(76,992)	(90,901)	(112,125)
Available-for-Sale Debt Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(64,553)	(80,463)
Net Change	8,245	15,910
Balance at end of period	(56,308)	(64,553)	(80,463)
Interest Rate Swaps
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(11,602)	(16,806)
Net Change	4,076	5,204
Balance at end of period	(7,526)	(11,602)	(16,806)
Employee Benefit Plans
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(14,746)	(14,856)
Net Change	1,588	110
Balance at end of period	$ (13,158)	$ (14,746)	$ (14,856)