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Fair Value Measurements - Fair Value by Balance Sheet Line Item (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Financial assets |  |
Loans subject to repurchase from Ginnie Mae | $ 966 | $ 1,865
Financial liabilities |  |
Unsecured senior notes, net | 3,151 | 2,673
Advance, warehouse and MSR facilities, net | 4,302 | 2,885
Fair Value, Nonrecurring |  |
Financial assets |  |
Cash and cash equivalents | 571 | 527
Restricted cash | 169 | 175
Advances and other receivables, net | 996 | 1,019
Loans subject to repurchase from Ginnie Mae | 966 | 1,865
Financial liabilities |  |
Unsecured senior notes, net | 3,151 | 2,673
Advance, warehouse and MSR facilities, net | 4,302 | 2,885
Liability for loans subject to repurchase from Ginnie Mae | 966 | 1,865
Fair Value, Nonrecurring | Level 1 |  |
Financial assets |  |
Cash and cash equivalents | 571 | 527
Restricted cash | 169 | 175
Advances and other receivables, net | 0 | 0
Loans subject to repurchase from Ginnie Mae | 0 | 0
Financial liabilities |  |
Unsecured senior notes, net | 0 | 0
Advance, warehouse and MSR facilities, net | 0 | 0
Liability for loans subject to repurchase from Ginnie Mae | 0 | 0
Fair Value, Nonrecurring | Level 2 |  |
Financial assets |  |
Cash and cash equivalents | 0 | 0
Restricted cash | 0 | 0
Advances and other receivables, net |  | 0
Loans subject to repurchase from Ginnie Mae | 966 | 1,865
Financial liabilities |  |
Unsecured senior notes, net | 3,056 | 2,209
Advance, warehouse and MSR facilities, net | 4,318 | 2,896
Liability for loans subject to repurchase from Ginnie Mae | 966 | 1,865
Fair Value, Nonrecurring | Level 3 |  |
Financial assets |  |
Cash and cash equivalents | 0 | 0
Restricted cash | 0 | 0
Advances and other receivables, net | 996 | 1,019
Loans subject to repurchase from Ginnie Mae | 0 | 0
Financial liabilities |  |
Unsecured senior notes, net | 0 | 0
Advance, warehouse and MSR facilities, net | 0 | 0
Liability for loans subject to repurchase from Ginnie Mae | $ 0 | $ 0

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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
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