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Residential Loans, at Fair Value - Schedule of Components of Net Gain (Loss) on Residential Mortgage Loans at Fair Value (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
VIE, Primary Beneficiary | Consolidated SLST |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Unrealized gains (losses), net | $ (1,306) | $ (23,332) | $ (800) | $ (7,525)
Residential Loans |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Unrealized gains (losses), net | 3,769 | 305 | 4,052 | (1,002)
Residential Loans Held In Securitization Trusts |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Unrealized gains (losses), net | $ (6,037) | $ (7,275) | $ (9,288) | $ 23,279

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- Definition Unrealized Gain (Loss) On Real Estate Mortgage Loans, Net + References No definition available. + Details
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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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 29 -Publisher SEC Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 948 -SubTopic 310 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-29) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479628/948-310-S99-1 + Details
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