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Fair Value Measurements - Level 3 Reconciliation (Details) - Recurring Fair Value Measurements - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Excess spread financing |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance - beginning of period | $ 437 | $ 509
Changes in fair value included in earnings | 0 | 4
Purchases/additions(1) | 0 | 0
Issuances | 0 | 0
Sales/dispositions(2) | 0 |
Repayments | 0 | (4)
Settlements | (17) | (18)
Other changes | 0 | 0
Balance - end of period | 420 | 491
Mortgage servicing rights financing |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance - beginning of period | 29 | 19
Changes in fair value included in earnings | 6 | 2
Purchases/additions(1) | 0 | 0
Issuances | 0 | 0
Sales/dispositions(2) | 0 | 0
Repayments | 0 | 0
Settlements | 0 | 0
Other changes | 0 | 0
Balance - end of period | 35 | 21
Mortgage servicing rights |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance - beginning of period | 9,090 | 6,654
Changes in fair value included in earnings | 10 | (230)
Purchases/additions(1) | 663 | 102
Issuances | 64 | 54
Sales/dispositions(2) | (42) | (15)
Repayments | 0 | 0
Settlements | 0 | 0
Other changes | (11) | (1)
Balance - end of period | 9,796 | 6,566
Mortgage loans held for sale |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance - beginning of period | 81 | 74
Changes in fair value included in earnings | (2) | 1
Purchases/additions(1) | 28 | 28
Issuances | 0 | 0
Sales/dispositions(2) | (22) | (31)
Repayments | (2) | (1)
Settlements | 0 | 0
Other changes | 1 | 0
Balance - end of period | 82 | 71
Equity investments |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance - beginning of period | 8 | 45
Changes in fair value included in earnings | 0 | (3)
Purchases/additions(1) | 0 | 0
Issuances | 0 | 0
Sales/dispositions(2) | 0 | 0
Repayments | 0 | 0
Settlements | 0 | 0
Other changes | 0 | 0
Balance - end of period | 8 | 42
IRLCs |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance - beginning of period | 21 | 22
Changes in fair value included in earnings | 6 | 11
Purchases/additions(1) | 0 | 0
Issuances | 0 | 0
Sales/dispositions(2) | 0 | 0
Repayments | 0 | 0
Settlements | 0 | 0
Other changes | 0 | 0
Balance - end of period | $ 27 | $ 33

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