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SECURITIES - Narrative (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 USD ($) security | Dec. 31, 2020 USD ($) security | Dec. 31, 2021 USD ($) security | Dec. 31, 2020 USD ($) security
Schedule of Held-to-maturity Securities [Line Items] |  |  |  |
Proceeds from sales and calls of available-for-sale securities |  |  | $ 14,200,000 | $ 13,200,000
Gross realized gains |  |  | 0 | 70,000
Gross realized losses |  |  | (1,000) | (1,000)
Other than temporary impairment on available for sale securities. | $ 0 | $ 0 | $ 0 | 0
Number of held to maturity securities in an unrecognized loss position | security | 2 |  | 2 |
Securities pledged as collateral | $ 9,100,000 | $ 12,700,000 | $ 9,100,000 | $ 12,700,000
Collateralized loan obligation |  |  |  |
Schedule of Held-to-maturity Securities [Line Items] |  |  |  |
Number of held to maturity securities in an unrecognized loss position | security |  | 1 |  | 1
Fair value of securities held to maturity |  | $ 3,000,000.0 |  | $ 3,000,000.0
Unrecognized loss position of securities held to maturity |  | $ (26,000) |  | $ (26,000)
U.S. Government agency obligations |  |  |  |
Schedule of Held-to-maturity Securities [Line Items] |  |  |  |
Number of available for sale securities in an unrealized loss position | security | 4 |  | 4 |
U.S. Treasury Note |  |  |  |
Schedule of Held-to-maturity Securities [Line Items] |  |  |  |
Number of available for sale securities in an unrealized loss position | security | 2 |  | 2 |
Residential Mortgage Backed Securities |  |  |  |
Schedule of Held-to-maturity Securities [Line Items] |  |  |  |
Number of available for sale securities in an unrealized loss position | security | 29 |  | 29 |
Corporate Bonds |  |  |  |
Schedule of Held-to-maturity Securities [Line Items] |  |  |  |
Fair value of securities held to maturity | $ 6,900,000 |  | $ 6,900,000 |
Unrecognized loss position of securities held to maturity | $ (59,000) |  | $ (59,000) |
Number of available for sale securities in an unrealized loss position | security | 7 |  | 7 |
Asset-backed securities |  |  |  |
Schedule of Held-to-maturity Securities [Line Items] |  |  |  |
Number of held to maturity securities in an unrecognized loss position | security | 2 |  | 2 |
Fair value of securities held to maturity | $ 14,900,000 |  | $ 14,900,000 |
Unrecognized loss position of securities held to maturity | $ (373,000) |  | $ (373,000) |
Number of available for sale securities in an unrealized loss position | security | 2 |  | 2 |

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