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Changes in Accumulated Other Comprehensive Loss (Tables) | 3 Months Ended
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Mar. 31, 2017
Accumulated Other Comprehensive Income (Loss) [Abstract] |
Accumulated other comprehensive income (loss) |
| Post-Employment Benefits, Net of Tax |  | Hedge Instruments, Net of Tax |  | Translation Adjustments and Other, Net of Tax |  | Total
| (in millions)
Balance, December 31, 2016 | $ | (614 | ) |  | $ | (22 | ) |  | $ | (948 | ) |  | $ | (1,584 | )
Other comprehensive income before reclassifications, net of tax | — |  |  | 1 |  |  | 95 |  |  | 96 |
Reclassifications from accumulated other comprehensive loss to earnings | 5 |  |  | (1 | ) |  | — |  |  | 4 |
Other comprehensive income, net of tax | 5 |  |  | — |  |  | 95 |  |  | 100 |
Balance, March 31, 2017 | $ | (609 | ) |  | $ | (22 | ) |  | $ | (853 | ) |  | $ | (1,484 | )

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- Definition Accumulated Other Comprehensive Income (Loss) [Abstract] + References No definition available. + Details
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- Definition Schedule of changes in accumulated other comprehensive income [Table Text Block] + References No definition available. + Details
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