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v3.21.1

Indebtedness - Advance and Warehouse Facilities Summary (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2020
Debt Instrument [Line Items] |  |
Debt Outstanding | $ 7,379,000,000 | $ 6,763,000,000
Originations | Mortgage loans held for sale |  |
Debt Instrument [Line Items] |  |
Collateral Pledged | 6,210,000,000 | 5,447,000,000
Debt Outstanding | 5,970,000,000 | 5,330,000,000
Originations | Reverse mortgage interests |  |
Debt Instrument [Line Items] |  |
Collateral Pledged | 614,000,000 | 606,000,000
Debt Outstanding | 510,000,000 | 505,000,000
Originations | MSR |  |
Debt Instrument [Line Items] |  |
Collateral Pledged | 1,827,000,000 | 1,217,000,000
Debt Outstanding | 270,000,000 | 270,000,000
Advance Facilities | Servicing | Loans payable | $875 advance facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | 875,000,000 |
Debt outstanding, gross | 140,000,000 | 168,000,000
Collateral Pledged | $ 165,000,000 | 195,000,000
Advance Facilities | Servicing | Loans payable | $875 advance facility | CP rate | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 2.00% |
Advance Facilities | Servicing | Loans payable | $875 advance facility | CP rate | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 6.50% |
Advance Facilities | Servicing | Loans payable | $425 advance facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 425,000,000 |
Debt outstanding, gross | 197,000,000 | 192,000,000
Collateral Pledged | $ 250,000,000 | 246,000,000
Advance Facilities | Servicing | Loans payable | $425 advance facility | LIBOR | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.60% |
Advance Facilities | Servicing | Loans payable | $425 advance facility | LIBOR | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 6.50% |
Advance Facilities | Servicing | Notes payable to banks |  |
Debt Instrument [Line Items] |  |
Debt outstanding, gross | $ 638,000,000 | 669,000,000
Collateral Pledged | 806,000,000 | 844,000,000
Advance Facilities | Servicing | Notes payable to banks | $100 advance facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | 100,000,000 |
Debt outstanding, gross | 70,000,000 | 74,000,000
Collateral Pledged | $ 92,000,000 | 98,000,000
Advance Facilities | Servicing | Notes payable to banks | $100 advance facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 2.50% |
Warehouse Facilities | Originations | Notes payable to banks |  |
Debt Instrument [Line Items] |  |
Debt outstanding, gross | $ 6,480,000,000 | 5,835,000,000
Collateral Pledged | 6,824,000,000 | 6,053,000,000
Warehouse Facilities | Originations | Notes payable to banks | $2,000 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | 2,000,000,000 |
Debt outstanding, gross | 940,000,000 | 339,000,000
Collateral Pledged | $ 1,055,000,000 | 392,000,000
Warehouse Facilities | Originations | Notes payable to banks | $2,000 warehouse facility | LIBOR | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.60% |
Warehouse Facilities | Originations | Notes payable to banks | $2,000 warehouse facility | LIBOR | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 2.00% |
Warehouse Facilities | Originations | Notes payable to banks | $1,500 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 1,500,000,000 |
Debt outstanding, gross | 867,000,000 | 1,081,000,000
Collateral Pledged | $ 838,000,000 | 1,028,000,000
Warehouse Facilities | Originations | Notes payable to banks | $1,500 warehouse facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.50% |
Warehouse Facilities | Originations | Notes payable to banks | $2,500 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 2,500,000,000 | 1,500,000,000
Debt outstanding, gross | 1,442,000,000 | 1,003,000,000
Collateral Pledged | $ 1,495,000,000 | 1,037,000,000
Warehouse Facilities | Originations | Notes payable to banks | $2,500 warehouse facility | LIBOR | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.60% |
Warehouse Facilities | Originations | Notes payable to banks | $2,500 warehouse facility | LIBOR | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.90% |
Warehouse Facilities | Originations | Notes payable to banks | $1,350 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 1,350,000,000 |
Debt outstanding, gross | 918,000,000 | 1,067,000,000
Collateral Pledged | $ 990,000,000 | 1,128,000,000
Warehouse Facilities | Originations | Notes payable to banks | $1,350 warehouse facility | LIBOR | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.70% |
Warehouse Facilities | Originations | Notes payable to banks | $1,350 warehouse facility | LIBOR | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 3.90% |
Warehouse Facilities | Originations | Notes payable to banks | $1,200 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 1,200,000,000 |
Debt outstanding, gross | 497,000,000 | 787,000,000
Collateral Pledged | $ 543,000,000 | 839,000,000
Warehouse Facilities | Originations | Notes payable to banks | $1,200 warehouse facility | LIBOR | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.80% |
Warehouse Facilities | Originations | Notes payable to banks | $1,200 warehouse facility | LIBOR | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 3.00% |
Warehouse Facilities | Originations | Notes payable to banks | $750 million warehouse |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 750,000,000 |
Debt outstanding, gross | 535,000,000 | 562,000,000
Collateral Pledged | $ 549,000,000 | 574,000,000
Warehouse Facilities | Originations | Notes payable to banks | $750 million warehouse | LIBOR | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.70% |
Warehouse Facilities | Originations | Notes payable to banks | $750 million warehouse | LIBOR | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 2.80% |
Warehouse Facilities | Originations | Notes payable to banks | $750 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 750,000,000 |
Debt outstanding, gross | 612,000,000 | 477,000,000
Collateral Pledged | $ 631,000,000 | 492,000,000
Warehouse Facilities | Originations | Notes payable to banks | $750 warehouse facility | LIBOR | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.80% |
Warehouse Facilities | Originations | Notes payable to banks | $750 warehouse facility | LIBOR | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 2.30% |
Warehouse Facilities | Originations | Notes payable to banks | $600 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 600,000,000 |
Debt outstanding, gross | 332,000,000 | 187,000,000
Collateral Pledged | $ 374,000,000 | 222,000,000
Warehouse Facilities | Originations | Notes payable to banks | $600 warehouse facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 2.50% |
Warehouse Facilities | Originations | Notes payable to banks | $500 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 500,000,000 |
Debt outstanding, gross | 0 | 0
Collateral Pledged | $ 0 | 0
Warehouse Facilities | Originations | Notes payable to banks | $500 warehouse facility | LIBOR | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 2.50% |
Warehouse Facilities | Originations | Notes payable to banks | $500 warehouse facility | LIBOR | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 4.00% |
Warehouse Facilities | Originations | Notes payable to banks | $300 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 300,000,000 |
Debt outstanding, gross | 129,000,000 | 163,000,000
Collateral Pledged | $ 130,000,000 | 164,000,000
Warehouse Facilities | Originations | Notes payable to banks | $300 warehouse facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.40% |
Warehouse Facilities | Originations | Notes payable to banks | $250 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 250,000,000 |
Debt outstanding, gross | 1,000,000 | 0
Collateral Pledged | $ 1,000,000 | 0
Warehouse Facilities | Originations | Notes payable to banks | $250 warehouse facility | LIBOR | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.40% |
Warehouse Facilities | Originations | Notes payable to banks | $250 warehouse facility | LIBOR | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 2.30% |
Warehouse Facilities | Originations | Notes payable to banks | $200 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 200,000,000 |
Debt outstanding, gross | 169,000,000 | 131,000,000
Collateral Pledged | $ 173,000,000 | 134,000,000
Warehouse Facilities | Originations | Notes payable to banks | $200 warehouse facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.80% |
Warehouse Facilities | Originations | Notes payable to banks | $50 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 50,000,000 |
Debt outstanding, gross | 36,000,000 | 37,000,000
Collateral Pledged | $ 43,000,000 | 42,000,000
Warehouse Facilities | Originations | Notes payable to banks | $50 warehouse facility | LIBOR | Minimum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 1.80% |
Warehouse Facilities | Originations | Notes payable to banks | $50 warehouse facility | LIBOR | Maximum |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 4.80% |
Warehouse Facilities | Originations | Notes payable to banks | $30 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 30,000,000 | 40,000,000
Debt outstanding, gross | 2,000,000 | 1,000,000
Collateral Pledged | $ 2,000,000 | 1,000,000
Warehouse Facilities | Originations | Notes payable to banks | $30 warehouse facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 3.30% |
Warehouse Facilities | Originations | Notes payable to banks | $1,500 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 1,500,000,000 |
MSR Facilities | Originations | Notes payable to banks |  |
Debt Instrument [Line Items] |  |
Debt outstanding, gross | 270,000,000 | 270,000,000
Collateral Pledged | 1,827,000,000 | 1,217,000,000
MSR Facilities | Originations | Notes payable to banks | $200 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | 200,000,000 |
Debt outstanding, gross | 0 | 0
Collateral Pledged | $ 471,000,000 | 247,000,000
MSR Facilities | Originations | Notes payable to banks | $200 warehouse facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 3.50% |
MSR Facilities | Originations | Notes payable to banks | $150 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 150,000,000 |
Debt outstanding, gross | 0 | 0
Collateral Pledged | $ 438,000,000 | 228,000,000
MSR Facilities | Originations | Notes payable to banks | $150 warehouse facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 3.80% |
MSR Facilities | Originations | Notes payable to banks | $50 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 50,000,000 |
Debt outstanding, gross | 10,000,000 | 10,000,000
Collateral Pledged | $ 80,000,000 | 74,000,000
MSR Facilities | Originations | Notes payable to banks | $50 warehouse facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 3.30% |
MSR Facilities | Originations | Notes payable to banks | $900 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 900,000,000 |
Advance Financing, Internally Allocated | Servicing | Loans payable | $640 advance facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | 640,000,000 |
Debt outstanding, gross | 231,000,000 | 235,000,000
Collateral Pledged | $ 299,000,000 | 305,000,000
Advance Financing, Internally Allocated | Servicing | Loans payable | $640 advance facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 3.90% |
MSR Financing, Internally Allocated | Originations | Notes payable to banks | $260 warehouse facility |  |
Debt Instrument [Line Items] |  |
Capacity Amount | $ 260,000,000 |
Debt outstanding, gross | 260,000,000 | 260,000,000
Collateral Pledged | $ 838,000,000 | 668,000,000
MSR Financing, Internally Allocated | Originations | Notes payable to banks | $260 warehouse facility | LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on rate | 3.90% |
Advance, Warehouse and MSR Facilities |  |
Debt Instrument [Line Items] |  |
Unamortized debt issuance costs | $ (9,000,000) | (11,000,000)
Debt Outstanding | 7,379,000,000 | 6,763,000,000
Advance, Warehouse and MSR Facilities | Originations |  |
Debt Instrument [Line Items] |  |
Debt outstanding, gross | 7,388,000,000 | 6,774,000,000
Collateral Pledged | $ 9,457,000,000 | $ 8,114,000,000

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