CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) (Parenthetical) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Comprehensive Income [Abstract]
Unrealized (losses) gains	$ (12,634)	$ 16,740
Amortization of unrealized (gains) on securities reclassified to held-to-maturity, tax (benefit) expense	(1,158)	(1,315)
Change in unfunded pension liability related to unrealized gain, prior service cost and transition obligation, tax benefit	(39)	(11)
Reclassification adjustment related to derivatives, tax expense	(2,031)	105
Amortization of unrealized gain on terminated cash flow hedges, tax benefit	0	(13)
Equity method investment tax benefit	$ (7)	$ (1)