CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 178,144	$ 136,089	$ 114,376
Other comprehensive (loss)/income:
Net unrealized (losses)/gains on available-for-sale securities	(137,506)	8,867	37,291
Net changes in held-to-maturity securities	259	(8,451)	(12,677)
Net unrealized gains/(losses) on cash flow hedges	68,012	22,084	(21,780)
Other comprehensive (loss)/income before tax	(69,235)	22,500	2,834
Income tax benefit/(expense) related to other comprehensive (loss)/income	14,539	(4,724)	(596)
Other comprehensive (loss)/income net of tax	(54,696)	17,776	2,238
Comprehensive income	$ 123,448	$ 153,865	$ 116,614