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FAIR VALUE MEASUREMENTS - Fair Values of Assets and Liabilities on a Recurring Basis (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available-for-sale, at fair value | $ 88,339 | $ 20,730
Foreclosed assets | 340 | 415
Recurring Basis | Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available-for-sale, at fair value | 88,339 | 20,730
Nonrecurring Basis | Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Impaired loans | 1,020 | 953
Foreclosed assets | 340 | 415
Total | 1,360 | 1,368
Carrying Amount |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available-for-sale, at fair value | 88,339 | 20,730
Fair Value |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available-for-sale, at fair value | 88,339 | 20,730
Fair Value | Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available-for-sale, at fair value | 88,339 | 20,730
Fair Value | Recurring Basis |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities available-for-sale, at fair value | 88,339 | 20,730
Fair Value | Nonrecurring Basis |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Impaired loans | 1,020 | 953
Foreclosed assets | 340 | 415
Total | $ 1,360 | $ 1,368

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