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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Mortgage Banking (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans held for sale, unpaid principal balance | $ 3,800 |  | $ 3,800 |  | $ 2,200
Residential mortgages | Total residential real estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans held for sale, unpaid principal balance |  | $ 5,400 |  | $ 5,400 |
Forward delivery commitments | 10,900 |  | 10,900 |  | $ 5,000
Sale of loans | 8,800 |  | 17,200 | 6,100 |
Net (losses) gains on sales of loans | $ 216 | $ 16 | $ 184 | $ 8 |

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