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Regulatory Requirements - Narrative (Details) - USD ($) $ in Millions | Sep. 30, 2024 | Dec. 31, 2023
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Public Utilities, General Disclosures [Line Items] |  |
Net worth requirement | $ 431.7 |
Cash and cash equivalents | 201.6 | $ 201.6
Assets serviced | 159,500.0 | 169,700.0
Owned MSRs |  |
Public Utilities, General Disclosures [Line Items] |  |
Assets serviced | 118,900.0 | $ 122,700.0
PHH Mortgage Corporation |  |
Public Utilities, General Disclosures [Line Items] |  |
Net worth | 578.1 |
Restrictive liquidity requirements | 118.8 |
Eligible liquidity | $ 244.3 |

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