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Residential Investor Loans - Narrative (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
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Jun. 30, 2025 USD ($) loan | Mar. 31, 2025 USD ($) entity securitization_entity | Dec. 31, 2024 USD ($) | Mar. 31, 2024 USD ($) | Dec. 31, 2024 USD ($)
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Principal payments on real estate securities |  | $ 258 |  | $ 294 |
Mortgage banking activities, net |  | 33,053 |  | 14,556 |
Fee income, net |  | $ 2,351 |  | 1,001 |
Number of bridge entities | entity |  | 2 |  |  |
Securitization entity | securitization_entity |  | 2 |  |  |
Forecast |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Number of loans | loan | 2 |  |  |  |
CoreVest Mortgage Banking |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Mortgage banking activities, net |  | $ 10,902 |  | 6,729 |
CoreVest Mortgage Banking | Operating Segments |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Mortgage banking activities, net |  | 10,902 |  | 6,729 |
Fee income, net |  | 3,079 |  | 626 |
Commitment To Fund Residential Investor Bridge Loan |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Commitment to fund loan |  | $ 350,000 |  |  |
SOFR |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Real estate owned, rate (as a percent) |  | 53.00% |  |  |
Fixed Rate |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Real estate owned, rate (as a percent) |  | 47.00% |  |  |
Minimum |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Weighted average term increase from modification |  | 5 months |  |  |
Bridge Loans | Minimum |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Residential bridge loans held-for-investment, original maturities (in months) |  | 6 months |  |  |
Bridge Loans | Maximum |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Residential bridge loans held-for-investment, original maturities (in months) |  | 36 months |  |  |
Residential Investor Bridge |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Loans sold |  | $ 150,000 |  |  |
Principal payments on real estate securities |  | 16,000 |  | 15,000 |
Financing receivable, modified in period, amount |  | $ 1,880,000 |  |  | $ 1,940,000
Deferred interest |  | 5.00% | 8.64% |  | 8.64%
Unpaid principal balance ("UPB") |  | $ 138,000 | $ 186,000 |  | $ 186,000
Residential Investor Bridge | Financing Receivables Less Than 90 Days Past Due | Unpaid Principal Balance |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Unpaid principal balance ("UPB") |  | 157,000 | 192,000 |  | 192,000
Residential Investor Bridge | Subsequent Event |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Modified, subsequent default | $ 36,000 |  |  |  |
Residential Investor Bridge | Payment Deferral |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Financing receivable, modified in period, amount |  |  |  | $ 206,000 | $ 353,000
Residential Investor Bridge | Interest Rate Below Market Reduction |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Financing receivable, modified in period, amount |  | $ 68,000 | $ 167,000 |  |
Deferred interest |  | 0.00% | 5.39% |  | 5.39%
Financing receivable, previously modified |  | $ 68,000 | $ 24,000 |  |
Financing receivable, nonaccrual |  | 342,000 | 343,000 |  | $ 343,000
Residential Investor Bridge | Interest Rate Below Market Reduction | Financing Receivable, Nonaccrual, Contractual Coupon Interest |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Financing receivable, nonaccrual |  | 150,000 | 151,000 |  | 151,000
Residential Investor Bridge | Interest Rate Below Market Reduction | Financing Receivable, Nonaccrual, Deferred Interest |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Financing receivable, nonaccrual |  | 192,000 | 192,000 |  | 192,000
Residential Investor Bridge | Interest Rate Below Market Reduction | Estimated Fair Value |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Financing receivable, nonaccrual |  | $ 265,000 | $ 282,000 |  | $ 282,000
Financial Instrument, Term One | Residential Investor Term Loans |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Financing receivable, term |  | 3 years |  |  |
Financial Instrument, Term Two | Residential Investor Term Loans |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Financing receivable, term |  | 5 years |  |  |
Financial Instrument, Term Three | Residential Investor Term Loans |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Financing receivable, term |  | 7 years |  |  |
Financial Instrument, Term Four | Residential Investor Term Loans |  |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |  |
Financing receivable, term |  | 10 years |  |  |

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