LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Nonaccrual Loans and Loans Receivable Past Due over 89 Days Still Accruing Interest by Class of Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Financing Receivable, Past Due [Line Items]
Nonaccrual	$ 34,788	$ 29,639
Nonaccrual With No Allowance for Credit Loss	22,342	21,008
Loans Receivable Past Due over 89 Days Still Accruing	112	55
Farmland
Financing Receivable, Past Due [Line Items]
Nonaccrual	723	1,083
Nonaccrual With No Allowance for Credit Loss	723	1,083
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Owner-occupied, nonfarm nonresidential properties
Financing Receivable, Past Due [Line Items]
Nonaccrual	6,525	2,673
Nonaccrual With No Allowance for Credit Loss	1,257	1,488
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Commercial and Industrial
Financing Receivable, Past Due [Line Items]
Nonaccrual	9,160	7,512
Nonaccrual With No Allowance for Credit Loss	5,367	4,389
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Other construction loans and all land development and other land loans
Financing Receivable, Past Due [Line Items]
Nonaccrual	1,575	1,653
Nonaccrual With No Allowance for Credit Loss	100	104
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Multifamily (5 or more) residential properties
Financing Receivable, Past Due [Line Items]
Nonaccrual	541	305
Nonaccrual With No Allowance for Credit Loss	541	305
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Non-owner occupied, nonfarm nonresidential properties
Financing Receivable, Past Due [Line Items]
Nonaccrual	8,297	9,076
Nonaccrual With No Allowance for Credit Loss	6,774	6,716
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Home equity lines of credit
Financing Receivable, Past Due [Line Items]
Nonaccrual	1,198	940
Nonaccrual With No Allowance for Credit Loss	1,198	940
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Residential Mortgages secured by first liens
Financing Receivable, Past Due [Line Items]
Nonaccrual	5,535	5,316
Nonaccrual With No Allowance for Credit Loss	5,148	4,902
Loans Receivable Past Due over 89 Days Still Accruing	0	23
Residential Mortgages secured by junior liens
Financing Receivable, Past Due [Line Items]
Nonaccrual	224	123
Nonaccrual With No Allowance for Credit Loss	224	123
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Other revolving credit plans
Financing Receivable, Past Due [Line Items]
Nonaccrual	84	81
Nonaccrual With No Allowance for Credit Loss	84	81
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Automobile
Financing Receivable, Past Due [Line Items]
Nonaccrual	220	79
Nonaccrual With No Allowance for Credit Loss	220	79
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Other consumer
Financing Receivable, Past Due [Line Items]
Nonaccrual	706	798
Nonaccrual With No Allowance for Credit Loss	706	798
Loans Receivable Past Due over 89 Days Still Accruing	0	0
Credit cards
Financing Receivable, Past Due [Line Items]
Nonaccrual	0	0
Nonaccrual With No Allowance for Credit Loss	0	0
Loans Receivable Past Due over 89 Days Still Accruing	$ 112	$ 32