LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES - Schedule of Amortized Cost Basis of Collateral-Dependent Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	$ 13,421	$ 14,071
Non-Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	2,937	3,045
Farmland | Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	273	312
Farmland | Non-Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	0	0
Owner-occupied, nonfarm nonresidential properties | Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	2,315	2,542
Owner-occupied, nonfarm nonresidential properties | Non-Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	0	0
Commercial and Industrial | Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	366	373
Commercial and Industrial | Non-Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	2,937	3,045
Other construction loans and all land development and other land loans | Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	3,669	3,633
Other construction loans and all land development and other land loans | Non-Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	0	0
Multifamily (5 or more) residential properties | Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	782	799
Multifamily (5 or more) residential properties | Non-Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	0	0
Non-owner occupied, nonfarm nonresidential properties | Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	2,200	2,413
Non-owner occupied, nonfarm nonresidential properties | Non-Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	0	0
Home equity lines of credit | Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	1,002	1,011
Home equity lines of credit | Non-Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	0	0
Residential Mortgages secured by first liens | Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	2,423	2,487
Residential Mortgages secured by first liens | Non-Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	0	0
Residential Mortgages secured by junior liens | Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	391	501
Residential Mortgages secured by junior liens | Non-Real Estate Collateral
Financing Receivable, Credit Quality Indicator [Line Items]
Amortized cost basis of collateral-dependent loans	$ 0	$ 0