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MORTGAGE BANKING OPERATIONS - Loans Serviced for Others (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans serviced for others | $ 6,339,750 |  | $ 6,339,750 |  | $ 207,987
Servicing fees and other | 1,873 | $ 202 | 2,218 | $ 786 |
Net Servicing Income | 670 | 202 | 1,015 | 786 |
CRE, multifamily and SBA | Commercial and industrial |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans serviced for others | 1,886,746 |  | 1,886,746 |  | 11,092
Single Family Residential | Residential Real Estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Loans serviced for others | 4,453,004 |  | 4,453,004 |  | $ 196,895
Amortization of single/multi family and SBA MSRs | (618) | 0 | (618) | 0 |
Multifamily | Residential Real Estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Amortization of single/multi family and SBA MSRs | $ (585) | $ 0 | $ (585) | $ 0 |

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