CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 207,193	$ 200,003	$ 178,144
Other comprehensive income/(loss):
Net unrealized gains/(losses) on available-for-sale securities	39,078	59,640	(137,506)
Net changes in held-to-maturity securities	(636)	(31,750)	259
Net unrealized (losses)/gains on cash flow hedges	(3,002)	(14,348)	68,012
Other comprehensive income/(loss) before tax	35,440	13,542	(69,235)
Income tax (expense)/benefit related to other comprehensive income/(loss)	(7,442)	(2,844)	14,539
Other comprehensive income/(loss) net of tax	27,998	10,698	(54,696)
Comprehensive income	$ 235,191	$ 210,701	$ 123,448