Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Interest income:
Loans	$ 102,153	$ 79,064	$ 198,276	$ 156,037
Debt securities:
Taxable	6,553	4,318	11,904	8,858
Nontaxable	4,526	3,394	8,468	6,473
Interest-earning deposits	2,495	237	3,312	426
Dividends on equity securities	342	388	690	567
Total interest income	116,069	87,401	222,650	172,361
Interest expense:
Deposits	3,850	2,467	6,709	5,130
Subordinated debentures and notes	2,257	2,847	4,477	5,666
FHLB advances	197	197	392	392
Other borrowings	152	152	294	312
Total interest expense	6,456	5,663	11,872	11,500
Net interest income	109,613	81,738	210,778	160,861
Provision (benefit) for credit losses	658	(2,669)	(3,410)	(2,623)
Net interest income after provision (benefit) for credit losses	108,955	84,407	214,188	163,484
Noninterest income:
Total noninterest income	14,194	16,204	32,835	27,494
Noninterest expense:
Employee compensation and benefits	36,028	28,132	71,855	57,694
Occupancy	4,309	3,529	8,895	7,280
Data processing	3,111	2,850	6,371	5,740
Professional fees	1,542	1,300	2,719	2,288
Merger-related expenses	0	1,949	0	5,091
Other expense	20,434	14,696	38,384	27,247
Total noninterest expense	65,424	52,456	128,224	105,340
Income before income tax expense	57,725	48,155	118,799	85,638
Income tax expense	12,576	9,750	25,957	17,307
Net income	45,149	38,405	92,842	68,331
Dividends on preferred stock	938	0	2,167	0
Net income available to common shareholders	$ 44,211	$ 38,405	$ 90,675	$ 68,331
Earnings per common share
Basic (usd per share)	$ 1.19	$ 1.23	$ 2.42	$ 2.19
Diluted (usd per share)	$ 1.19	$ 1.23	$ 2.41	$ 2.18
Deposit service charges
Noninterest income:
Total noninterest income	$ 4,749	$ 3,862	$ 8,912	$ 6,946
Wealth management revenue
Noninterest income:
Total noninterest income	2,533	2,516	5,155	4,999
Card services revenue
Noninterest income:
Total noninterest income	3,514	2,975	6,554	5,471
Tax credit income
Noninterest income:
Total noninterest income	1,186	1,370	3,794	329
Other income
Noninterest income:
Total noninterest income	$ 2,212	$ 5,481	$ 8,420	$ 9,749