CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
NET INCOME	$ 49,416	$ 51,873	$ 102,192	$ 94,962
Changes in available for sale ("AFS") securities:
Net change in unrealized gain (loss) on securities	(43,558)	(263,212)	22,609	(641,902)
Reclassification adjustment for net losses on hedged AFS securities	29,510	0	29,510	0
Reclassification adjustment for net losses realized in net income	325	2,641	1,429	650
Income tax (expense) benefit	3,366	60,429	(14,555)	159,799
Other comprehensive income (loss) on available for sale securities	(10,357)	(200,142)	38,993	(481,453)
Changes in securities held to maturity:
Net amortization of unrealized losses on securities transferred from AFS	2,768	0	5,508	0
Income tax expense	(693)	0	(1,753)	0
Other comprehensive income on held to maturity securities	2,075	0	3,755	0
Change in cash flow hedges:
Net change in unrealized gain on derivatives	0	0	1,952	0
Reclassification adjustment for net losses (gains) on derivatives realized in net income	(63)	182	701	363
Income taxes	24	(37)	(635)	(76)
Other comprehensive income (loss) on cash flow hedges	(39)	145	2,018	287
Other comprehensive income (loss)	(8,321)	(199,997)	44,766	(481,166)
TOTAL COMPREHENSIVE INCOME (LOSS)	$ 41,095	$ (148,124)	$ 146,958	$ (386,204)