Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
NET INCOME	$ 175,057	$ 256,412	$ 271,156
OTHER COMPREHENSIVE INCOME (LOSS)
Unrealized holding gains (losses) arising during the period on available-for-sale securities	108,612	(593,010)	(91,434)
Less: Reclassification adjustment for realized (losses) gains included in net income	(20,609)	(278)	15,498
Less: Realized gains (losses) on available-for-sale securities interest rate hedges	1,960	(98,374)	(10,588)
Net unrealized (losses) gains on securities transferred from available-for-sale to held-to-maturity during the period	0	(206,682)	1,106
Less: Amortization of net unrealized losses on securities transferred from available-for-sale to held-to-maturity	(25,971)	(14,632)	(104)
Other comprehensive income (loss), before tax effect	153,232	(686,408)	(95,134)
Less: Tax effect of other comprehensive income (loss)	40,047	(179,393)	(24,863)
TOTAL OTHER COMPREHENSIVE INCOME (LOSS)	113,185	(507,015)	(70,271)
COMPREHENSIVE INCOME (LOSS)	$ 288,242	$ (250,603)	$ 200,885