SERVICING - Narrative (Details) - USD ($) $ in Millions |
Sep. 30, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Borrower Payments | |||
| Servicing Liabilities at Fair Value [Line Items] | |||
| Servicing liability | $ 326.9 | $ 198.8 | $ 116.9 |
| Loan Purchase Commitments | |||
| Servicing Liabilities at Fair Value [Line Items] | |||
| Servicing liability | $ 14.6 | $ 13.8 | $ 3.2 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Aggregate amount of servicing liabilities that are subsequently measured at fair value and servicing liabilities that are subsequently measured using the amortization method. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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