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Other (Loss) Income, Net (Schedule of Foreign Exchange Gain (Loss)) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Foreign Currency Exchange Gain (Loss) [Line Items] |  |  |  |  |
Net exchange (losses) gains | $ (76) | $ (36) | $ (212) | $ 54 | [1]
Net exchange (losses) gains, tax | 48 | 4 | 114 | (174) |
Net exchange (losses) gains, after-tax | (28) | (32) | (98) | (120) |
Subsidiary Monetary Position Gain (Loss) [Member] |  |  |  |  |
Foreign Currency Exchange Gain (Loss) [Line Items] |  |  |  |  |
Net exchange (losses) gains | 6 | (210) | 185 | (381) |
Net exchange (losses) gains, tax | 18 | 67 | (29) | (17) |
Net exchange (losses) gains, after-tax | 24 | (143) | 156 | (398) |
Hedging Program Gain (Loss) [Member] |  |  |  |  |
Foreign Currency Exchange Gain (Loss) [Line Items] |  |  |  |  |
Net exchange (losses) gains | (82) | 174 | (397) | 435 |
Net exchange (losses) gains, tax | 30 | (63) | 143 | (157) |
Net exchange (losses) gains, after-tax | $ (52) | $ 111 | $ (254) | $ 278 |
[1] | Includes a charge of $(40) associated with re-measuring the company's Ukrainian hryvnia net monetary assets in the nine months ended September 30, 2015, which was recorded in other (loss) income, net in the company's interim Consolidated Income Statements.

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