Accumulated Other Comprehensive (Loss) Income - Components of Accumulated Other Comprehensive (Loss) Income, Net of Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax [Abstract]
Beginning balance			$ (50,646)
Other comprehensive (loss) income	$ 616	$ (5,484)	(3,478)	$ 1,070
Ending balance	(54,124)		(54,124)
Net Unrealized Losses on Available-for-Sale Investment Securities
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax [Abstract]
Beginning balance			(34,321)	(40,066)
Other comprehensive (loss) income			(2,205)	2,060
Ending balance	(36,526)	(38,006)	(36,526)	(38,006)
Net Change Related to Derivatives Used for Cash Flow Hedges
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax [Abstract]
Beginning balance			(4,566)	(6,831)
Other comprehensive (loss) income			(1,505)	(1,378)
Ending balance	(6,071)	(8,209)	(6,071)	(8,209)
Net Change Related to Defined Benefit Pension Plans
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax [Abstract]
Beginning balance			(11,759)	(15,207)
Other comprehensive (loss) income			232	388
Ending balance	(11,527)	(14,819)	(11,527)	(14,819)
Accumulated Other Comprehensive Loss
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax [Abstract]
Beginning balance			(50,646)	(62,104)
Other comprehensive (loss) income	616	(5,484)	(3,478)	1,070
Ending balance	$ (54,124)	$ (61,034)	$ (54,124)	$ (61,034)