CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (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	$ 59,868	$ 36,467	$ 151,298	$ 110,618
Other comprehensive (loss) income:
Unrealized (losses) gains on AFS securities, net of tax benefit of $56.9 million and $69.0 million, respectively, for the three and nine months ended September 30, 2026 and net of tax expense of $8.4 million and $20.9 million, respectively, for the three and nine months ended September 30, 2025	(180,038)	26,184	(217,410)	65,738
Amortization of unrealized gains on securities transferred to HTM, net of nominal tax benefit in each period for the three and nine months ended September 30, 2026 and 2025	(11)	(11)	(32)	(32)
Reclassification adjustment for losses included in net income, net of tax benefit of $3 thousand and $10.0 million, respectively, for the three and nine months ended September 30, 2026, and net of tax benefit of $0.2 million for each of the three and nine months ended September 30, 2025	6	711	29,457	711
Unrealized gains on derivatives designated as fair value hedges, net of reclassifications to income, net of nominal tax expense for the nine months ended September 30, 2025	0	0	0	27
Unrealized gains on derivatives designated as cash flow hedges, net of reclassifications to income, net of tax expense of $1.3 million and $1.7 million, respectively, for the three and nine months ended September 30, 2026	3,946	0	5,013	0
Total other comprehensive (loss) income	(176,097)	26,884	(182,972)	66,444
Comprehensive (Loss) Income	$ (116,229)	$ 63,351	$ (31,674)	$ 177,062