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LOANS AND ALLOWANCE FOR CREDIT LOSSES - Loan Modifications (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
% of Total Class of Loans | 0.32% | 0.01% | 0.33% | 0.01% |
Total commercial real estate | Commercial real estate non-owner occupied |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
% of Total Class of Loans | 0.78% |  | 0.78% |  |
Weighted-Average Months of Term Extension | 8 months |  | 8 months |  |
Total commercial and industrial | Commercial and industrial |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
% of Total Class of Loans | 0.02% |  | 0.06% |  |
Weighted-Average Months of Term Extension | 6 months | 58 months | 35 months | 58 months |
Total commercial and industrial | Residential real estate |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
Weighted-Average Months of Term Extension |  | 60 months |  |  |
Total residential real estate | Residential real estate |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
% of Total Class of Loans |  | 0.02% |  | 0.02% |
Weighted-Average Months of Payment Delay |  | 3 months |  | 3 months |
Weighted-Average Months of Term Extension |  |  |  | 61 months |
Weighted-Average Interest Rate Reduction |  | 1.25% |  | 1.25% |
Residential mortgage loans collateralized by real estate property in the process of foreclosure |  |  | $ 89 |  | $ 83
Payment Delay |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
Total loan modifications |  | $ 70 |  | $ 70 |
Payment Delay | Total residential real estate | Residential real estate |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
Total loan modifications |  | 70 |  | 70 |
Term Extension |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
Total loan modifications | $ 11,567 | 9 | 11,733 | 40 |
Term Extension | Total commercial real estate | Commercial real estate non-owner occupied |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
Total loan modifications | 11,512 |  | 11,512 |  |
Term Extension | Total commercial and industrial | Commercial and industrial |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
Total loan modifications | $ 55 | 9 | $ 221 | 9 |
Term Extension | Total residential real estate | Residential real estate |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
Total loan modifications |  |  |  | 31 |
Combination Interest Rate Reduction and Term Extension |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
Total loan modifications |  | 76 |  | 76 |
Combination Interest Rate Reduction and Term Extension | Total residential real estate | Residential real estate |  |  |  |  |
LOANS AND ALLOWANCE FOR CREDIT LOSSES |  |  |  |  |
Total loan modifications |  | $ 76 |  | $ 76 |

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