Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
INTEREST INCOME
Loans, including fees	$ 270,937	$ 244,292	$ 532,427	$ 471,790
Interest bearing balances due from banks and federal funds sold	2,964	4,023	5,974	6,806
Investment securities	55,050	48,751	113,051	97,525
Mortgage loans held for sale	194	154	342	236
TOTAL INTEREST INCOME	329,145	297,220	651,794	576,357
INTEREST EXPENSE
Deposits	153,033	108,364	304,966	195,892
Federal funds purchased and securities sold under agreements to repurchase	156	318	345	641
Other borrowings	15,025	18,612	26,674	27,460
Subordinated notes and debentures	7,026	6,696	13,998	11,299
TOTAL INTEREST EXPENSE	175,240	133,990	345,983	235,292
NET INTEREST INCOME	153,905	163,230	305,811	341,065
Provision for credit losses	11,099	61	21,305	24,277
NET INTEREST INCOME AFTER PROVISION FOR CREDIT LOSSES	142,806	163,169	284,506	316,788
NONINTEREST INCOME
Bank owned life insurance income	3,876	2,555	7,690	5,528
Loss on sale of securities, net	0	(391)	0	(391)
Other income	6,410	9,843	13,582	21,099
TOTAL NONINTEREST INCOME	43,299	44,980	86,483	90,815
NONINTEREST EXPENSE
Salaries and employee benefits	70,716	74,723	143,369	151,761
Occupancy expense, net	11,864	11,410	24,122	22,988
Furniture and equipment expense	5,623	5,128	10,764	10,179
Other real estate and foreclosure expense	117	289	296	475
Deposit insurance	5,682	5,201	12,817	10,094
Merger related costs	0	19	0	1,415
Other operating expenses	45,352	42,926	87,865	86,012
TOTAL NONINTEREST EXPENSE	139,354	139,696	279,233	282,924
INCOME BEFORE INCOME TAXES	46,751	68,453	91,756	124,679
Provision for income taxes	5,988	10,139	12,122	20,776
NET INCOME	$ 40,763	$ 58,314	$ 79,634	$ 103,903
BASIC EARNINGS PER SHARE (in dollars per share)	$ 0.32	$ 0.46	$ 0.64	$ 0.82
DILUTED EARNINGS PER SHARE (in dollars per share)	$ 0.32	$ 0.46	$ 0.63	$ 0.82
Service charges on deposit accounts
NONINTEREST INCOME
Non-interest income	$ 12,252	$ 12,882	$ 24,207	$ 25,319
Debit and credit card fees
NONINTEREST INCOME
Non-interest income	8,162	7,986	16,408	15,938
Wealth management fees
NONINTEREST INCOME
Non-interest income	8,274	7,440	15,752	14,805
Mortgage lending income
NONINTEREST INCOME
Non-interest income	1,973	2,403	4,293	3,973
Other service charges and fees
NONINTEREST INCOME
Non-interest income	$ 2,352	$ 2,262	$ 4,551	$ 4,544