CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 35,661	$ 25,941	$ 93,924	$ 93,523
Unrealized gains (losses) on debt securities available for sale:
Net unrealized holding gains (losses) on debt securities available for sale, net of taxes of $27,631, $4,902, $84,519, and $14,195, respectively	(69,306)	(12,296)	(211,988)	(35,606)
Unrealized gains (losses) on debt securities transferred to held to maturity from available for sale, net of taxes of $—, $—, $13,812, and $—, respectively	0	0	(34,644)	0
Reclassification adjustment for realized (gains) losses on debt securities available for sale included in net income, net of taxes of $(21), $(1), $8, and $7, respectively	53	4	(20)	(16)
Amortization of unrealized losses on securities transferred to held to maturity, net of taxes of $(515), $—, $(1,396), and $—, respectively	1,291	0	3,500	0
Net change in unrealized gains (losses) on debt securities available for sale	(67,962)	(12,292)	(243,152)	(35,622)
Unrealized gains (losses) on cash flow hedges:
Net unrealized holding gains (losses) on cash flow hedges, net of taxes of $4,061, $2, $8,604, and $(134), respectively	(10,192)	(5)	(21,587)	336
Reclassification adjustment for realized (gains) losses on cash flow hedges included in net income, net of taxes of $(104), ($82), $199, and ($243), respectively	266	206	(498)	611
Net change in unrealized gains (losses) on cash flow hedges	(9,926)	201	(22,085)	947
Net change in AOCI	(77,888)	(12,091)	(265,237)	(34,675)
Total comprehensive income (loss)	$ (42,227)	$ 13,850	$ (171,313)	$ 58,848