FAIR VALUE - Quantitative Information about Level 3 Fair Value Measurements for Financial Instruments Measured at Fair Value on Non Recurring Basis (Details) - Fair Value, Measurements, Nonrecurring - Significant Unobservable Inputs (Level 3) $ in Thousands	Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Farmland
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 829	$ 829
Farmland | Minimum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.27	0.20
Farmland | Maximum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.27	0.20
Farmland | Weighted Average | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.27	0.20
Owner-occupied, nonfarm nonresidential properties
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 795	$ 1,071
Owner-occupied, nonfarm nonresidential properties | Minimum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.22	0.25
Owner-occupied, nonfarm nonresidential properties | Maximum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	1	1
Owner-occupied, nonfarm nonresidential properties | Weighted Average | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.24	0.29
Commercial and Industrial
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 1,472	$ 1,631
Commercial and Industrial | Minimum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.04	0.03
Commercial and Industrial | Maximum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	1	0.49
Commercial and Industrial | Weighted Average | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.34	0.23
Other construction loans and all land development and other land loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 1,770	$ 501
Other construction loans and all land development and other land loans | Minimum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.32	0.33
Other construction loans and all land development and other land loans | Maximum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.32	0.33
Other construction loans and all land development and other land loans | Weighted Average | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.32	0.33
Multifamily (5 or more) residential properties
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 310	$ 613
Multifamily (5 or more) residential properties | Minimum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)		0.19
Multifamily (5 or more) residential properties | Maximum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.26	0.25
Multifamily (5 or more) residential properties | Weighted Average | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.26	0.23
Non-owner occupied, nonfarm nonresidential properties
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 1,775	$ 3,867
Non-owner occupied, nonfarm nonresidential properties | Minimum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.25	0.15
Non-owner occupied, nonfarm nonresidential properties | Maximum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.33	0.53
Non-owner occupied, nonfarm nonresidential properties | Weighted Average | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.31	0.35
Home equity lines of credit
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value		$ 335
Home equity lines of credit | Minimum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.15	0.15
Home equity lines of credit | Maximum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.22	0.15
Home equity lines of credit | Weighted Average | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.16	0.15
Residential Mortgages secured by first liens
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 902	$ 944
Residential Mortgages secured by first liens | Minimum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.22	0.15
Residential Mortgages secured by first liens | Maximum | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.38	0.27
Residential Mortgages secured by first liens | Weighted Average | Measurement Input, Loss Severity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Range (Weighted Average)	0.30	0.21