Other Assets - Schedule of Other Assets (Details) - USD ($) $ in Millions |
Sep. 30, 2026 |
Dec. 31, 2025 |
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| Other Assets [Abstract] | ||
| Deferred tax assets, net - See Note 17 | $ 122.9 | $ 123.8 |
| Derivative related receivable | 15.6 | 0.7 |
| Derivatives, at fair value - See Note 15 | 72.3 | 28.1 |
| Prepaid expenses (including prepaid lender fees) | 21.9 | 23.2 |
| Intangible assets, net (net of accumulated amortization of $15.0 and $14.0) | 1.4 | 2.4 |
| REO ($145.2 and $81.0 related to VIEs) | 156.2 | 83.8 |
| Other | 9.3 | 12.0 |
| Other Assets, Total | 399.6 | 273.9 |
| Accumulated amortization | (15.0) | (14.0) |
| Variable Interest Entity, Primary Beneficiary | ||
| Other Assets [Abstract] | ||
| Other Assets, Total | 146.6 | 83.4 |
| Variable Interest Entity, Primary Beneficiary | OLIT Securitization Notes | ||
| Variable Interest Entity [Line Items] | ||
| Real estate owned | $ 145.2 | $ 81.0 |
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- Definition Real Estate Owned No definition available.
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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of accumulated amortization of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of assets classified as other. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Carrying amount of other real estate not separately disclosed, including, but not limited to, real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets. No definition available.
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- Definition Carrying amount as of the balance sheet date of expenditures made in advance of when the economic benefit of the cost will be realized, and which will be expensed in future periods with the passage of time or when a triggering event occurs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount receivable from broker-dealers and clearing organizations, including, but not limited to, securities failed-to-deliver, certain deposits for securities borrowed, open transactions, good faith and margin deposits, commissions and floor brokerage receivables. 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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