LOANS - Activity in Allowance for Credit Losses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Allowance for loan losses:
Beginning balance	$ 54,032	$ 38,917	$ 30,742
Initial allowance on PCD loans			3,176	$ 1,303
Provision for credit losses	3,758	13,750	5,350
Loans charged-off	(3,894)	(3,092)	(1,218)
Recoveries	2,309	1,281	2,740
Total ending allowance balance	56,205	54,032	38,917
Commercial, Financial and Agriculture
Allowance for loan losses:
Beginning balance	8,844	6,349	4,873
Initial allowance on PCD loans			727	614
Provision for credit losses	3,213	2,164	688
Loans charged-off	(1,173)	(745)	(259)
Recoveries	319	349	433
Total ending allowance balance	11,203	8,844	6,349
Commercial Real Estate
Allowance for loan losses:
Beginning balance	29,125	20,389	17,552
Initial allowance on PCD loans			2,260	576
Provision for credit losses	(173)	6,610	1,742
Loans charged-off	(161)	(250)	(72)
Recoveries	676	116	591
Total ending allowance balance	29,467	29,125	20,389
Consumer Real Estate
Allowance for loan losses:
Beginning balance	15,260	11,599	7,889
Initial allowance on PCD loans			182	113
Provision for credit losses	53	3,279	2,786
Loans charged-off	(522)	(49)	(204)
Recoveries	85	249	1,015
Total ending allowance balance	14,876	15,260	11,599
Consumer Installment
Allowance for loan losses:
Beginning balance	803	580	428
Initial allowance on PCD loans			7	$ 0
Provision for credit losses	665	1,697	134
Loans charged-off	(2,038)	(2,048)	(683)
Recoveries	1,229	567	701
Total ending allowance balance	$ 659	$ 803	$ 580