Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Interest income
Interest and fees on loans	$ 454,472	$ 391,320
Interest and dividends on investment securities
Taxable	46,548	30,142
Tax-exempt	14,774	16,025
Other interest	7,595	5,329
Total interest income	523,388	442,817
Interest expense
Interest on deposits	226,231	109,422
Interest on federal funds purchased and securities sold under agreements to repurchase	2,863	3,143
Interest on other short-term funding	4,708	0
Interest on FHLB advances	21,671	49,960
Interest on long-term funding	10,058	6,281
Total interest expense	265,530	168,807
Net interest income	257,858	274,010
Provision for credit losses	24,001	17,971
Net interest income after provision for credit losses	233,857	256,039
Noninterest income
Capital markets, net	4,050	5,083
Mortgage banking, net	2,662	3,545
Bank and corporate owned life insurance	2,570	2,664
Asset (losses) gains, net	(306)	263
Investment securities gains, net	3,879	51
Other	2,327	2,422
Noninterest Income, Total	64,985	62,073
Noninterest expense
Personnel	119,395	116,420
Technology	26,200	23,598
Occupancy	13,633	15,063
Business development and advertising	6,517	5,849
Equipment	4,599	4,930
Legal and professional	4,672	3,857
Loan and foreclosure costs	1,979	1,138
FDIC assessment	13,946	6,875
Other intangible amortization	2,203	2,203
Other	4,513	7,479
Total noninterest expense	197,657	187,412
Income before income taxes	101,185	130,700
Income tax expense	20,016	27,340
Net income	81,169	103,360
Preferred stock dividends	2,875	2,875
Net income available to common equity	$ 78,294	$ 100,485
Earnings per common share
Basic	$ 0.52	$ 0.67
Diluted	$ 0.52	$ 0.66
Average common shares outstanding
Basic	149,855	149,763
Diluted	151,292	151,128
Wealth management fees
Noninterest income
Noninterest Income In Scope of Topic 606	$ 21,694	$ 20,189
Service charges and deposit account fees
Noninterest income
Noninterest Income In Scope of Topic 606	12,439	12,994
Card-based fees
Noninterest income
Card-based fees	11,267	10,586
Other fee-based revenue
Noninterest income
Card-based fees	$ 4,402	$ 4,276