Debt Securities - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
Mar. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Debt Securities, Available-for-sale [Line Items] | |||
| Gain (loss) on securities | $ (8.7) | $ 0.1 | |
| RMBS | |||
| Debt Securities, Available-for-sale [Line Items] | |||
| Gain (loss) on securities | (3.6) | ||
| Debt securities, realized loss | $ 20.7 | ||
| Unpaid principal balance | 0.0 | ||
| CMBS | |||
| Debt Securities, Available-for-sale [Line Items] | |||
| Unpaid principal balance | $ 49.1 | $ 255.9 | |
| Minimum | RMBS | |||
| Debt Securities, Available-for-sale [Line Items] | |||
| Debt instrument, term (in years) | 10 years | ||
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- Definition Represents amount of unpaid principal balance of mortgage loans. No definition available.
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- Definition Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in net income (trading). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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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