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MORTGAGE BANKING OPERATIONS - Sensitivity Analysis (Details) - USD ($) $ in Thousands | 9 Months Ended |  |
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Sep. 30, 2025 | Jun. 30, 2025 | Dec. 31, 2024
Key economic assumptions and the sensitivity of the current fair value for single family MSRs |  |  |
Fair value of single family MSRs | $ 59,536 |  |
Single Family Residential |  |  |
Key economic assumptions and the sensitivity of the current fair value for single family MSRs |  |  |
Fair value of single family MSRs | $ 59,536 | $ 0 | $ 0
Expected weighted-average life (in years) | 8 years 2 months 8 days |  |
CPR |  |  |
Impact on fair value of 25 basis points adverse change in interest rates | $ (980) |  |
Impact on fair value of 50 basis points adverse change in interest rates | (1,989) |  |
Discount rate |  |  |
Impact on fair value of 100 basis points increase | (2,585) |  |
Impact on fair value of 200 basis points increase | $ (5,050) |  |

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