Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Interest income:
Loans	$ 191,505	$ 180,241	$ 567,280	$ 503,006
Debt securities:
Taxable	13,067	10,141	36,251	29,046
Nontaxable	5,921	5,700	17,484	16,956
Interest-earning deposits	5,348	4,509	13,306	7,799
Dividends on equity securities	463	315	1,350	1,029
Total interest income	216,304	200,906	635,671	557,836
Interest expense:
Deposits	68,768	55,354	199,615	121,387
Subordinated debentures and notes	2,695	2,466	7,863	7,306
FHLB advances	59	141	1,649	2,752
Other borrowings	1,313	1,306	4,818	4,531
Total interest expense	72,835	59,267	213,945	135,976
Net interest income	143,469	141,639	421,726	421,860
Provision for credit losses	4,099	8,030	14,674	18,552
Net interest income after provision for credit losses	139,370	133,609	407,052	403,308
Noninterest income:
Total noninterest income	21,420	12,085	49,072	43,273
Noninterest expense:
Employee compensation and benefits	45,359	40,771	135,145
Deposit costs	23,781	20,987	65,764
Occupancy	4,372	4,198	12,895
Data processing	5,548	3,830	15,226	11,201
Professional fees	1,595	1,407	4,328	4,604
Other expense	17,352	17,451	52,167	51,963
Total noninterest expense	98,007	88,644	285,525	255,583
Income before income tax expense	62,783	57,050	170,599	190,998
Income tax expense	12,198	12,385	34,167	41,468
Net income	50,585	44,665	136,432	149,530
Dividends on preferred stock	938	938	2,813	2,813
Net income available to common shareholders	$ 49,647	$ 43,727	$ 133,619	$ 146,717
Earnings per common share
Basic (usd per share)	$ 1.33	$ 1.17	$ 3.57	$ 3.93
Diluted (usd per share)	$ 1.32	$ 1.17	$ 3.56	$ 3.91
Deposit service charges
Noninterest income:
Total noninterest income	$ 4,649	$ 4,187	$ 13,614	$ 12,225
Wealth management revenue
Noninterest income:
Total noninterest income	2,599	2,614	7,733	7,602
Card services revenue
Noninterest income:
Total noninterest income	2,573	2,560	7,482	7,362
Tax credit income (loss)
Noninterest income:
Total noninterest income	3,252	(2,673)	2,936	(492)
Other income
Noninterest income:
Total noninterest income	$ 8,347	$ 5,397	$ 17,307	$ 16,576