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COMMITMENTS AND CONTINGENCIES (Details) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended |  |
--- | --- | --- | --- | ---
Apr. 30, 2020 | Mar. 31, 2021 | Dec. 31, 2020 | Feb. 04, 2020
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |  |
Participating credit facility receivable, ownership interest, amount |  |  |  | $ 4,200
Participating credit facility receivable, amount |  |  |  | $ 36,000
Pioneer Bank Litigation |  |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |  |
Litigation settlement, recovery received | $ 500 |  |  |
Loss contingency, damages sought |  | $ 3,700 |  |
Commitments to make loans | Fixed Rate |  |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |  |
Off-balance sheet contractual amounts of financial instruments |  | 21,638 | $ 28,459 |
Commitments to make loans | Variable Rate |  |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |  |
Off-balance sheet contractual amounts of financial instruments |  | 46,777 | 39,056 |
Unused lines of credit | Fixed Rate |  |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |  |
Off-balance sheet contractual amounts of financial instruments |  | 2,091 | 1,300 |
Unused lines of credit | Variable Rate |  |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |  |
Off-balance sheet contractual amounts of financial instruments |  | 265,442 | 268,075 |
Standby letters of credit | Fixed Rate |  |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |  |
Off-balance sheet contractual amounts of financial instruments |  | 0 | 0 |
Standby letters of credit | Variable Rate |  |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |  |
Off-balance sheet contractual amounts of financial instruments |  | $ 16,010 | $ 16,094 |

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