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Other Liabilities - Schedule of Other Liabilities (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Dec. 31, 2024
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Other Liabilities Disclosure [Abstract] |  |
Due to Rithm - Advance collections and servicing fees | $ 48.0 | $ 63.4
Other accrued expenses | 60.7 | 78.4
Liability for indemnification obligations | 27.1 | 30.5
Checks held for escheat | 55.9 | 54.1
Accrued legal fees and settlements | 27.7 | 16.0
Servicing-related obligations | 70.1 | 65.1
Derivative related payables | 10.8 | 15.2
Derivatives, at fair value - See Note 15 | 26.8 | 27.6
MSR purchase price holdback | 5.7 | 11.0
Lease liability | 7.8 | 9.0
Liability for uncertain tax positions | 0.0 | 13.3
Accrued interest payable | 34.5 | 13.4
Income taxes payable | 7.7 | 1.0
Liability for unfunded pension obligation and gratuity plans | 8.0 | 7.4
Other | 6.5 | 5.3
Mortgage insurance premium payable | 6.7 | 7.5
Excess servicing fee spread payable | 1.9 | 2.2
Total other liabilities | $ 406.0 | $ 420.6

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