CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Statement of Comprehensive Income [Abstract]
Net income	$ 64,211	$ 55,003	$ 190,285	$ 159,491
Other comprehensive (loss)/income:
Net unrealized (losses)/gains on available-for-sale securities	(68,182)	18,874	(109,484)	25,789
Net changes in held-to-maturity securities	58	(186)	521	(204)
Net unrealized gains/(losses) on cash flow hedges	4,792	(3,202)	5,611	(17,083)
Other comprehensive (loss)/income before tax	(63,332)	15,486	(103,352)	8,502
Income tax benefit/(expense) related to other comprehensive (loss)/income	13,300	(3,252)	21,704	(1,786)
Other comprehensive (loss)/income net of tax	(50,032)	12,234	(81,648)	6,716
Comprehensive income	$ 14,179	$ 67,237	$ 108,637	$ 166,207