CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME (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	$ 142,961	$ 109,137	$ 364,865	$ 367,394
Unrealized losses on available-for-sale securities
Before tax	(193,262)	(14,141)	(565,815)	(68,555)
Tax effect	51,504	3,767	150,789	18,290
Net of tax	(141,758)	(10,374)	(415,026)	(50,265)
Reclassification of net gains on available-for-sale securities included in net income
Before tax	12	350	262	1,144
Tax effect	(3)	(94)	(70)	(307)
Net of tax	9	256	192	837
Reclassification of amortization of unrealized gains on investment securities transferred to held-to-maturity from available-for-sale
Before tax	44	54	130	158
Tax effect	(12)	(14)	(35)	(42)
Net of tax	32	40	95	116
Net unrealized losses on available-for-sale securities	(141,799)	(10,670)	(415,313)	(51,218)
Unrealized (losses) gains on derivative instruments
Before tax	(76,441)	9,004	(34,585)	51,008
Tax effect	20,371	(2,400)	9,205	(13,594)
Net unrealized (losses) gains on derivative instruments	(56,070)	6,604	(25,380)	37,414
Foreign currency adjustment
Before tax	(22,630)	(5,858)	(28,048)	(248)
Tax effect	4,808	1,208	5,921	87
Net foreign currency adjustment	(17,822)	(4,650)	(22,127)	(161)
Total other comprehensive loss	(215,691)	(8,716)	(462,820)	(13,965)
Comprehensive (loss) income	$ (72,730)	$ 100,421	$ (97,955)	$ 353,429