CONSOLIDATED CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 63,752	$ 52,770	$ 151,329	$ 157,798
Unrealized gains/(losses) on securities available-for-sale:
Unrealized holding gain/(loss) arising during the period	(145,935)	(24,048)	(467,210)	(39,721)
Reclassification adjustment for losses/(gains) included in net income	(481)	(1,756)	(1,137)	(5,316)
Tax effect	30,747	5,419	98,353	9,458
Net of tax	(115,669)	(20,385)	(369,994)	(35,579)
Unrealized gain/(loss) on cash flow hedges:
Unrealized holding gain/(loss) arising during the period	94	(20)	507	22
Reclassification adjustment for losses/(gains) included in net income	78	266	496	779
Tax effect	(36)	(52)	(211)	(169)
Net of tax	136	194	792	632
Total other comprehensive income/(loss), net of tax	(115,533)	(20,191)	(369,202)	(34,947)
Comprehensive income/(loss)	$ (51,781)	$ 32,579	$ (217,873)	$ 122,851