Shareholders' Equity - Schedule of Reclassification from Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gains (losses) on investment securities, net	$ 1,065	$ 439	$ 1,079
Income tax expense	222,455	190,873	171,645
Interest on deposits	906,470	175,202	88,119
Net income	622,626	509,682	$ 466,151
Reclassification out of Accumulated Other Comprehensive Income | Accumulated unrealized gains on available-for-sale securities
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Gains (losses) on investment securities, net	951	439
Income before taxes	951	439
Income tax expense	(252)	(118)
Net income	699	321
Reclassification out of Accumulated Other Comprehensive Income | Accumulated unrealized gains (losses) on derivative instruments
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Income before taxes	(55,846)	3,319
Income tax expense	14,844	(884)
Interest and fees on loans	74,616	1,443
Interest on deposits	(19,559)	(5,675)
Interest on other borrowings	789	913
Net income	$ (41,002)	$ 2,435