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Commitments - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Other Commitments [Line Items] |  |  |
Funded amount in connection with reverse mortgage loans | $ 255.2 | $ 258.4 |
Threshold percentage of outstanding principal balance on maximum claim amount | 98.00% |  |
Weighted average remaining lease term (years) | 3 years 3 months 18 days |  |
Restricted cash | $ 47.1 | 21.2 | $ 43.9
Weighted average discount rate (percent) | 9.70% |  |
Operating lease cost | $ 4.7 | 5.3 | 8.3
Variable lease cost | 1.2 | 0.7 | 1.0
Floating Rate Reverse Mortgage Loans |  |  |
Other Commitments [Line Items] |  |  |
Additional borrowing capacity to borrowers | 3,100.0 | $ 1,800.0 | $ 1,800.0
Forward Mortgage Loan Interest Rate Lock Commitments |  |  |
Other Commitments [Line Items] |  |  |
Short-term commitments to lend | 1,300.0 |  |
Reverse Loans IRLCs |  |  |
Other Commitments [Line Items] |  |  |
Short-term commitments to lend | $ 25.6 |  |
NRZ | Unpaid Principal Balance | Customer Concentration Risk |  |  |
Other Commitments [Line Items] |  |  |
Concentration risk (percentage) | 14.00% |  |
Concentration Risk, Amount | $ 41,200.0 |  |
NRZ | Loan Count | Customer Concentration Risk |  |  |
Other Commitments [Line Items] |  |  |
Concentration risk (percentage) | 24.00% |  |
NRZ | Delinquent Loans | Customer Concentration Risk |  |  |
Other Commitments [Line Items] |  |  |
Concentration risk (percentage) | 63.00% |  |
New Residential Investment Corp | Servicing And Subservicing Fees Benchmark | Customer Concentration Risk |  |  |
Other Commitments [Line Items] |  |  |
Concentration risk (percentage) | 16.00% |  |
Concentration Risk, Amount | $ 96.5 |  |
New Residential Investment Corp | Pledged MSR Liability Expense Benchmark | Customer Concentration Risk |  |  |
Other Commitments [Line Items] |  |  |
Concentration Risk, Amount | $ 36.1 |  |

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