CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 19,957	$ 17,460	$ 36,440	$ 37,931
Other comprehensive income (loss), net of tax:
Net change in fair value of available for sale debt securities	(35,942)	4,134	(85,402)	(9,185)
Net change in fair value of cash flow hedges, net of tax	(2,973)	70	(13,308)	367
Net change in fair value of defined benefit plan obligations, net of tax	325	674	650	1,081
Total other comprehensive income (loss), net of tax	(38,590)	4,878	(98,060)	(7,737)
Total comprehensive income (loss)	$ (18,633)	$ 22,338	$ (61,620)	$ 30,194