Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
INTEREST INCOME
Loans, including fees	$ 104,396	$ 72,954
Debt securities:
Taxable	8,991	3,781
Tax-exempt	7	26
Federal funds sold	32	1
Interest-bearing deposits with banks	32,020	1,757
Total interest income	145,446	78,519
INTEREST EXPENSE
Deposits	35,177	1,981
Short-term borrowings	83	1
Subordinated debt	1,030	1,030
Total interest expense	36,290	3,012
Net interest income	109,156	75,507
Provision for credit losses	2,322	2,936
Net interest income after provision for credit losses	106,834	72,571
NONINTEREST INCOME
Securities transactions (includes accumulated other comprehensive loss reclassifications of $0 and $1,536, respectively)	(213)	(3,915)
Income from sales of loans	604	1,666
Insurance commissions	8,741	7,427
Cash management	6,734	3,131
Gain on sale of other assets	479	45
Other	6,030	10,415
Total noninterest income	47,828	43,650
NONINTEREST EXPENSE
Salaries and employee benefits	49,252	43,932
Occupancy, net	4,983	4,403
Depreciation	4,643	4,775
Amortization of intangible assets	880	831
Data processing services	2,107	1,805
Net expense from other real estate owned	2,459	1,794
Marketing and business promotion	2,527	2,073
Deposit insurance	1,613	1,128
Other	11,853	11,771
Total noninterest expense	80,317	72,512
Income before taxes	74,345	43,709
Income tax expense	16,812	7,794
Net income	$ 57,533	$ 35,915
NET INCOME PER COMMON SHARE
Basic	$ 1.75	$ 1.10
Diluted	$ 1.72	$ 1.08
OTHER COMPREHENSIVE (LOSS)/GAIN
Unrealized income/(losses) on debt securities, net of tax (expense)/benefit of $(4,504) and $10,219, respectively	$ 14,649	$ (32,833)
Reclassification adjustment for losses included in net income, net of tax expense of $0 and $369, respectively	0	1,167
Other comprehensive income/(loss), net of tax (expense)/benefit of $(4,504) and $9,850, respectively	14,649	(31,666)
Comprehensive income	72,182	4,249
Trust Revenue [Member]
NONINTEREST INCOME
Revenue	4,222	3,506
Service Charges on Deposits [Member]
NONINTEREST INCOME
Revenue	$ 21,231	$ 21,375