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Reverse Mortgage Interests (Tables) | 12 Months Ended
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Dec. 31, 2020
Reverse Mortgage Interest [Abstract] |
Summary of Reverse Mortgage Interests | Reverse mortgage interests, net, consists of the following:
| Successor
Reverse Mortgage Interests, Net | December 31, 2020 |  | December 31, 2019
Participating interests in HECM mortgage-backed securities | $ | 3,471 |  |  | $ | 4,282 |
Unsecuritized interests | 964 |  |  | 1,117 |
Other interests securitized | 945 |  |  | 994 |
Purchase discount, net | (127) |  |  | (114) |
Total reverse mortgage interests, net | $ | 5,253 |  |  | $ | 6,279 |
Unsecuritized interests in reverse mortgages consists of the following:
| Successor
Unsecuritized Interests | December 31, 2020 |  | December 31, 2019
Repurchased HECM loans (exceeds 98% MCA) | $ | 665 |  |  | $ | 789 |
HECM related receivables(1) | 208 |  |  | 250 |
Funded borrower draws not yet securitized | 72 |  |  | 64 |
REO related receivables | 19 |  |  | 14 |
Total unsecuritized interests | $ | 964 |  |  | $ | 1,117 |
(1)HECM related receivables consist primarily of receivables from FNMA for corporate advances and service fees and claims receivables from HUD on reverse mortgage interests. The following table sets forth the activities of the purchase discounts, net, for reverse mortgage interests:
| Successor
| Year Ended December 31,
Purchase Discount, Net, for Reverse Mortgage Interests(1) | 2020 |  | 2019
Balance - beginning of year | $ | (114) |  |  | $ | (164) |
Amortization, net of accretion | (44) |  |  | (22) |
Utilization of purchase discounts(2) | 31 |  |  | 96 |
Adjustments(3) | — |  |  | (24) |
Balance - end of year | $ | (127) |  |  | $ | (114) |
(1)Net position as certain items are in a premium/(discount) position, based on the characteristics of underlying tranches of loans. (2)Utilization of purchase discounts to mitigate loss on liquidated loans, for which the remaining receivable was written-off. (3)Adjustments during the year ended December 31, 2019 is due to revised cost to service assumption utilized in the valuation of reverse mortgage assets and liabilities acquired from the Merger.

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- Definition Reverse Mortgage Interest [Abstract] + References No definition available. + Details
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- Definition Reverse Mortgage Interest [Table Text Block] + References No definition available. + Details
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