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COMMITMENTS AND CONTINGENCIES - Narrative (Details) | 3 Months Ended | 12 Months Ended
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Mar. 31, 2025 | Dec. 31, 2003
Minimum |  |
Risk Participation Agreements [Abstract] |  |
Risk participation agreements, average term | 1 year |
Maximum |  |
Risk Participation Agreements [Abstract] |  |
Risk participation agreements, average term | 9 years |
Marketing rights |  |
Marketing Rights [Abstract] |  |
Commitment period |  | 25 years
Financial standby letters of credit |  |
Letters of Credit [Abstract] |  |
Letters of credit outstanding, term | 2 years |
Commercial letters of credit |  |
Letters of Credit [Abstract] |  |
Letters of credit outstanding, term | 1 year |

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