Income Taxes Components of income (loss) before income taxes (Details) - USD ($) $ in Millions |
2 Months Ended | 10 Months Ended | 12 Months Ended | |
|---|---|---|---|---|
Dec. 31, 2014 |
Oct. 24, 2014 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Components of operating income (loss) [Line Items] | ||||
| Income (Loss) from Continuing Operations before Income Taxes, Domestic | $ (9) | $ 1,983 | $ (118) | $ (92) |
| Income (Loss) from Continuing Operations before Income Taxes, Foreign | (51) | (265) | (28) | 20 |
| (Loss) income before income taxes and losses from unconsolidated entities | $ (60) | $ 1,718 | $ (146) | $ (72) |