CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Interest income:
Loans	$ 481,088	$ 435,296	$ 1,354,124	$ 1,303,726
Money market investments	36,966	6,914	67,172	14,300
Investment securities	133,181	87,952	331,421	265,348
Total interest income	651,235	530,162	1,752,717	1,583,374
Interest expense:
Deposits	60,897	27,029	113,507	85,290
Short-term borrowings	921	54	1,249	259
Long-term debt	9,798	13,686	30,168	41,518
Total interest expense	71,616	40,769	144,924	127,067
Net interest income	579,619	489,393	1,607,793	1,456,307
Provision for credit losses (benefit)	39,637	(61,173)	33,499	(160,414)
Net interest income after provision for credit losses (benefit)	539,982	550,566	1,574,294	1,616,721
Non-interest income:
Mortgage banking activities	9,448	8,307	35,888	33,098
Net gain on sale of debt securities	0	23	0	23
Net (loss) gain, including impairment, on equity securities	(1,448)	(401)	(7,651)	1,585
Net (loss) gain on trading account debt securities	(274)	58	(946)	(34)
Net loss on sale of loans, including valuation adjustments on loans held-for-sale	0	0	0	(73)
Adjustments to indemnity reserves on loans sold	1,715	2,038	1,140	3,008
Other operating income	290,645	37,476	342,651	91,304
Total non-interest income	426,494	169,258	738,597	477,451
Operating expenses:
Personnel costs	193,843	157,647	529,627	471,330
Net occupancy expenses	27,420	24,896	78,357	75,471
Equipment expenses	26,626	22,537	75,193	66,917
Other taxes	15,966	14,459	47,461	41,623
Professional fees	112,221	104,709	335,590	305,810
Communications	6,224	6,133	18,364	18,971
Business promotion	24,348	18,116	60,784	47,148
FDIC deposit insurance	6,610	7,181	20,445	18,891
Other real estate owned (OREO) income	(2,444)	(1,722)	(12,963)	(10,554)
Other operating expenses	55,486	33,429	120,373	93,185
Amortization of intangibles	795	783	2,481	3,089
Goodwill impairment charge	9,000	0	9,000	0
Total operating expenses	476,095	388,168	1,284,712	1,131,881
Income before income tax	490,381	331,656	1,028,179	962,291
Income tax expense	67,986	83,542	182,677	233,466
Net Income	422,395	248,114	845,502	728,825
Net Income Applicable to Common Stock	$ 422,042	$ 247,761	$ 844,443	$ 727,766
Net Income per Common Share - Basic	$ 5.71	$ 3.09	$ 11.09	$ 8.89
Net Income per Common Share - Diluted	$ 5.70	$ 3.09	$ 11.07	$ 8.87
Service charges on deposit accounts
Non-interest income:
Revenue from contract with customer	$ 40,006	$ 41,312	$ 122,528	$ 121,085
Other services
Non-interest income:
Revenue from contract with customer	$ 86,402	$ 80,445	$ 244,987	$ 227,455