Income Taxes (Schedule of Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Income Tax Disclosure [Abstract] | |||
| U.S. federal | $ 35 | $ 62 | $ 175 |
| U.S. state and local | 0 | 12 | 9 |
| Non-U.S. | 76 | 111 | 74 |
| Current tax provision (benefit), total | 111 | 185 | 258 |
| U.S. federal | 138 | 321 | (67) |
| U.S. state and local | 23 | 30 | 5 |
| Non-U.S. | (25) | (70) | (73) |
| Deferred income tax provision (benefit), net | 136 | 281 | (135) |
| Income tax provision (benefit) | $ 247 | $ 466 | $ 123 |