LOANS AND ALLOWANCE FOR CREDIT LOSSES - Summary of Information Pertaining to Impaired Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance	$ 32,854	$ 41,773
Allowance for Credit Losses	5,952	9,801
Commercial, financial and agricultural
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance	3,941	7,128
Allowance for Credit Losses	670	6,294
Mortgage warehouse
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance	0	0
Allowance for Credit Losses	0	0
Premium finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance	736	3,233
Allowance for Credit Losses	0	0
Real estate – construction and development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance	601	780
Allowance for Credit Losses	94	13
Real estate – commercial and farmland
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance	9,139	15,168
Allowance for Credit Losses	286	1,428
Real estate – residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Balance	18,437	15,464
Allowance for Credit Losses	$ 4,902	$ 2,066