CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Parenthetical) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Statement of Comprehensive Income [Abstract]
Unrealized (losses) gains	$ (2,874)	$ (12,747)	$ (15,507)	$ 3,993
Amortization of unrealized (gains) on securities reclassified to held-to-maturity, tax (benefit) expense	(1,203)	(1,386)	(2,361)	(2,702)
Change in unfunded pension liability related to unrealized gain, prior service cost and transition obligation, tax benefit	(16)	(17)	(56)	(28)
Reclassification adjustment related to derivatives, tax expense	(185)	(466)	(2,217)	(361)
Amortization of unrealized gain on terminated cash flow hedges, tax benefit	0	(13)	0	(25)
Equity method investment tax benefit	$ (13)	$ (32)	$ (19)	$ (33)