Derivatives and Hedging Instruments - Gain (Loss) on Derivatives Not Designated as Hedging Instruments (Details) (Other (Expense) Income, Net [Member], Foreign Exchange Derivative [Member], USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|
Jun. 30, 2014
|
Jun. 30, 2013
|
Jun. 30, 2014
|
Jun. 30, 2013
|
|
Other (Expense) Income, Net [Member] | Foreign Exchange Derivative [Member]
|
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Derivative [Line Items] | ||||
Amount of Gain (Loss) Recognized in the Condensed Consolidated Statement of Operations | $ (3) | $ (4) | $ (6) | $ (7) |