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VARIABLE INTEREST ENTITIES - Balances and Activity in Affordable Housing Partnerships (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Variable Interest Entity [Line Items] |  |  |  |  |
Fundings |  |  | $ 4,712 | $ 4,878 |
Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Ending balance | $ 18,803 |  | 18,803 |  | $ 21,410
Maximum loss exposure | 18,803 |  | 18,803 |  | 21,410
Affordable Housing Fund Investment | Variable Interest Entity, Not Primary Beneficiary |  |  |  |  |
Variable Interest Entity [Line Items] |  |  |  |  |
Ending balance | 41,138 |  | 41,138 |  | 45,726
Aggregate funding commitment | 72,767 |  | 72,767 |  | 72,967
Total amount funded | 57,417 |  | 57,417 |  | 55,487
Unfunded commitment | 15,350 |  | 15,350 |  | 17,480
Maximum loss exposure | 41,138 |  | 41,138 |  | $ 45,726
Fundings | 127 | $ 1,128 | 1,930 | 3,152 |
Proportional amortization recognized | 1,512 | 1,350 | 4,450 | 3,727 |
Income tax credits recognized | $ 1,673 | $ 1,298 | $ 5,048 | $ 3,834 |

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