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Advances and Other Receivables - Purchase Discount (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Servicing Advances |  |
Balance - beginning of year | $ 12 | $ 19
Addition from acquisition(1) | 5 | 0
Utilization of purchase discounts | (4) | (7)
Balance - end of year | 13 | 12
Receivables from Agencies, Investors and Prior Servicers |  |
Balance - beginning of year | 7 | 12
Addition from acquisition(1) | 0 | 0
Utilization of purchase discounts | (1) | (5)
Balance - end of year | 6 | 7
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Addition from acquisition(1) | 5 | $ 0
Home Point Capital Inc |  |
Servicing Advances |  |
Addition from acquisition(1) | 5 |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Addition from acquisition(1) | $ 5 |

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- Definition Accretion of Service Advances Discount + References No definition available. + Details
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- Definition Addition to Receivables Discount + References No definition available. + Details
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- Definition Addition to Servicing Advances Discount + References No definition available. + Details
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- Definition Receivable Discount, Accretion Expense + References No definition available. + Details
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- Definition Receivable Discount [Roll Forward] + References No definition available. + Details
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- Definition Servicing Advances, Discount + References No definition available. + Details
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- Definition Servicing Advances [Roll Forward] + 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 No definition available. + Details
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- Definition Disclosure of the unamortized amount of the discount on the note or receivable which is deducted from the face amount of the receivable or loan. The discount or premium is the difference between the present value and the face amount. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-1A + Details
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- Details
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