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Mortgage Loans Held for Sale and Investment - Reconciliation to Cash Flow (Details) - USD ($) $ in Millions | 6 Months Ended
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Jun. 30, 2019 | Jun. 30, 2018
Loans Receivable Held-for-sale, Net, Reconciliation to Cash Flow [Roll Forward] |  |
Balance - beginning of period | $ 1,631 | $ 1,891
Mortgage loans originated and purchased, net of fees | 16,257 | 10,630
Loans sold | (15,203) | (11,377)
Repurchase of loans out of Ginnie Mae securitizations | 715 | 475
Transfer of mortgage loans held for sale to advances/accounts receivable, net related to claims | (7) | (6)
Net transfer of mortgage loans held for sale from REO in other assets | 7 | 12
Changes in fair value | 16 | 1
Other purchase-related activities | 6 | 9
Balance - end of period | $ 3,422 | $ 1,635

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- Definition Loans Receivable Held-for-sale, Reconciliation to Cash Flow, Changes in Fair Value + References No definition available. + Details
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- Definition Loans Receivable Held-for-sale, Reconciliation to Cash Flow, Transfer from Held-for-sale to Held For Investment or Other Assets + References No definition available. + Details
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- Definition Repurchase of Ginnie Mae Receivables + References No definition available. + Details
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- Definition The face amount of loans that will be sold to other entities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522 + Details
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- Definition Amount, after allowance for bad debt, of additions to loan receivables held-for-sale that are not part of a disposal group. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522 + Details
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- Definition Amount, after allowance for bad debt, of deductions to loan receivables held-for-sale that are not part of a disposal group. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522 + Details
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