Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Interest income
Loans	$ 105,004	$ 114,914	$ 333,334	$ 351,192
Securities
Taxable	6,749	5,499	17,285	19,219
Tax-exempt	1,667	1,573	5,025	4,697
Other	593	92	1,122	1,098
Total interest income	114,013	122,078	356,766	376,206
Interest expense
Deposits	6,972	11,810	22,920	44,175
Borrowings	3,749	3,982	11,327	13,361
Total interest expense	10,721	15,792	34,247	57,536
Net interest income	103,292	106,286	322,519	318,670
(Recovery of) provision for loan losses	(1,200)	23,100	(1,200)	76,350
Provision for other credit losses	0	0	0	0
(Recovery of) provision for credit losses	(1,200)	23,100	(1,200)	76,350
Net interest income after provision for credit losses	104,492	83,186	323,719	242,320
Noninterest income
Service charges on deposit accounts	9,337	7,486	26,818	23,388
Fees and commissions	3,837	3,402	11,847	9,427
Insurance commissions	2,829	2,681	7,488	6,797
Wealth management revenue	5,371	4,364	15,182	12,190
Mortgage banking income	23,292	49,714	94,878	110,739
Net gain on sales of securities	764	0	2,121	31
BOLI income	1,602	1,267	5,318	3,759
Other	3,723	2,014	15,750	6,337
Total noninterest income	50,755	70,928	179,402	172,668
Noninterest expense
Salaries and employee benefits	69,115	75,406	218,104	227,956
Data processing	5,277	5,259	16,380	15,312
Net occupancy and equipment	11,748	13,296	35,660	40,927
Other real estate owned	168	1,033	313	2,071
Professional fees	2,972	3,197	8,566	8,355
Advertising and public relations	2,922	2,240	9,274	8,560
Intangible amortization	1,481	1,733	4,618	5,462
Communications	2,198	2,319	6,781	6,698
Restructuring charges	0	0	307	0
Debt prepayment penalty		28	0	118
Other	8,118	11,999	28,708	34,377
Total noninterest expense	103,999	116,510	328,711	349,836
Income (loss) before income taxes	51,248	37,604	174,410	65,152
Income taxes	11,185	7,612	35,572	13,022
Net income (loss)	$ 40,063	$ 29,992	$ 138,838	$ 52,130
Basic earnings per share (usd per share)	$ 0.71	$ 0.53	$ 2.47	$ 0.93
Diluted earnings per share (usd per share)	0.71	0.53	2.46	0.92
Cash dividends per common share (usd per share)	$ 0.22	$ 0.22	$ 0.66	$ 0.66