Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 65,095	$ 67,420
OTHER COMPREHENSIVE INCOME (LOSS)
Unrealized holding losses arising during the period on available-for-sale securities	(465,708)	(125,717)
Less: Reclassification adjustment for realized (loss) gains included in net income	(54)	5,471
Less: Realized loss on available-for-sale securities interest rate hedges	(37,199)	0
Less: Amortization of net unrealized gains on securities transferred from available-for-sale to held-to-maturity	(84)	0
Other comprehensive income (loss), before tax effect	(428,371)	(131,188)
Less: Tax effect of other comprehensive loss	(111,955)	(34,286)
TOTAL OTHER COMPREHENSIVE INCOME (LOSS)	(316,416)	(96,902)
COMPREHENSIVE INCOME (LOSS)	$ (251,321)	$ (29,482)