CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
INTEREST INCOME
Loans	$ 655,206	$ 717,615	$ 673,720
Investment securities and other interest-earning assets	167,362	170,370	94,858
Total interest income	822,568	887,985	768,578
INTEREST EXPENSE
Deposits	257,988	217,447	40,093
FHLB advances and other borrowings	8,083	27,255	13,131
Subordinated debentures	19,546	18,244	18,242
Total interest expense	285,617	262,946	71,466
Net interest income before provision for credit losses	536,951	625,039	697,112
Provision for credit losses	4,789	10,129	4,832
Net interest income after provision for credit losses	532,162	614,910	692,280
NONINTEREST INCOME
Loan servicing income	2,084	1,958	1,664
Earnings on bank owned life insurance	17,094	14,118	13,159
Net gain from sales of loans	205	415	3,238
Net (loss) gain from sales of investment securities	0	(253,927)	1,710
Other income	7,934	5,077	5,369
Total noninterest income (loss)	82,838	(173,918)	88,748
NONINTEREST EXPENSE
Compensation and benefits	211,057	213,692	225,245
Premises and occupancy	42,380	45,922	47,433
Data processing	30,796	29,679	26,649
Other real estate owned operations, net	44	215	0
FDIC insurance premiums	8,374	11,373	5,772
Legal and professional services	19,242	19,123	17,947
Marketing expense	5,073	7,080	7,632
Office expense	4,344	4,958	5,103
Loan expense	2,900	2,126	3,810
Deposit expense	49,117	39,593	19,448
Amortization of intangible assets	11,091	12,303	13,983
Other expense	18,113	20,887	23,648
Total noninterest expense	402,531	406,951	396,670
Net income before income taxes	212,469	34,041	384,358
Income tax expense	53,667	3,189	100,615
Net income	$ 158,802	$ 30,852	$ 283,743
EARNINGS PER SHARE
Basic (in dollars per share)	$ 1.65	$ 0.31	$ 2.99
Diluted (in dollars per share)	$ 1.65	$ 0.31	$ 2.98
WEIGHTED AVERAGE SHARES OUTSTANDING
Basic (in shares)	94,579,358	94,113,132	93,718,293
Diluted (in shares)	94,682,886	94,236,875	94,091,461
Service charges on deposit accounts
NONINTEREST INCOME
Noninterest income	$ 10,875	$ 10,620	$ 10,698
Other service fee income
NONINTEREST INCOME
Noninterest income	1,236	1,213	1,351
Debit card interchange fee income
NONINTEREST INCOME
Noninterest income	3,452	3,485	3,628
Trust custodial account fees
NONINTEREST INCOME
Noninterest income	37,119	39,129	41,606
Escrow and exchange fees
NONINTEREST INCOME
Noninterest income	$ 2,839	$ 3,994	$ 6,325