CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Interest income
Loans and lease financing	$ 194,098	$ 134,646	$ 551,777	$ 350,294
Available-for-sale investment securities	18,426	19,644	55,208	68,394
Held-to-maturity investment securities	18,271	17,950	55,510	36,239
Other	9,004	4,150	20,054	7,828
Total interest income	239,799	176,390	682,549	462,755
Interest expense
Deposits	74,651	13,653	176,006	20,999
Short-term and long-term borrowings	6,838	1	20,057	1
Other	1,162		2,152
Total interest expense	82,651	13,654	198,215	21,000
Net interest income	157,148	162,736	484,334	441,755
Provision (benefit) for credit losses	7,500	3,183	21,300	(1,564)
Net interest income after provision for credit losses	149,648	159,553	463,034	443,319
Noninterest income
Service charges on deposit accounts	7,524	7,089	22,001	21,433
Credit and debit card fees	15,748	17,746	47,507	49,652
Other service charges and fees	9,546	9,179	27,764	27,851
Trust and investment services income	9,742	9,800	28,804	27,442
Bank-owned life insurance	1,872	(341)	10,263	(1,617)
Other	1,665	2,384	6,129	6,613
Total noninterest income	46,097	45,857	142,468	131,374
Noninterest expense
Salaries and employee benefits	55,937	51,372	169,873	149,500
Contracted services and professional fees	16,393	16,625	50,204	52,389
Occupancy	6,711	8,115	22,047	22,859
Equipment	11,826	10,791	32,562	24,522
Regulatory assessment and fees	4,149	2,487	11,661	7,012
Advertising and marketing	2,289	1,902	6,174	5,924
Card rewards program	8,358	8,141	24,124	22,309
Other	13,720	13,899	42,186	42,034
Total noninterest expense	119,383	113,332	358,831	326,549
Income before provision for income taxes	76,362	92,078	246,671	248,144
Provision for income taxes	18,141	23,060	59,190	62,047
Net income	$ 58,221	$ 69,018	$ 187,481	$ 186,097
Basic earnings per share (in dollars per share)	$ 0.46	$ 0.54	$ 1.47	$ 1.46
Diluted earnings per share (in dollars per share)	$ 0.46	$ 0.54	$ 1.47	$ 1.45
Basic weighted-average outstanding shares (in shares)	127,609,860	127,377,713	127,552,255	127,534,746
Diluted weighted-average outstanding shares (in shares)	127,936,440	127,796,617	127,897,829	127,996,672