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DISCLOSURES ABOUT FAIR VALUE OF FINANCIAL INSTRUMENTS - Fair Value, Assets and Liabilities Measured on Nonrecurring Basis (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020
Loans Receivable Impaired |  |
Non-recurring Assets, Fair Value Disclosure |  | $ 1,759
Foreclosed assets held for sale |  |
Non-recurring Assets, Fair Value Disclosure |  | 945
Fair Value, Inputs, Level 3 | Loans Receivable Impaired |  |
Non-recurring Assets, Fair Value Disclosure |  | 1,759
Fair Value, Inputs, Level 3 | Foreclosed assets held for sale |  |
Non-recurring Assets, Fair Value Disclosure |  | $ 945
Maximum |  |
Discount Rate For Appraisals | 40.00% |
Minimum |  |
Discount Rate For Appraisals | 10.00% |

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