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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Narrative (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2023 USD ($) | Jun. 30, 2023 USD ($) loan | Jun. 30, 2022 loan | Dec. 31, 2022 USD ($)
Credit Loss [Abstract] |  |  |  |
Number of modified loans | loan |  | 1 | 0 |
Modification, payment delay period |  | 4 months |  |
Accrued interest | $ 6,600 | $ 6,600 |  | $ 6,500
Number of days past due after which a retail loan is rated |  | 90 days |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Amortized cost basis | 1,920 | $ 2,195 |  |
Loans individually analyzed | 5,937 | 5,937 |  | 7,482
Commercial Mortgages |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Amortized cost basis | 1,920 | 2,195 |  |
Loans individually analyzed | 3,964 | 3,964 |  | $ 4,383
Collateral Pledged |  |  |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |  |  |
Loans individually analyzed | $ 5,096 | $ 5,096 |  |

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