Derivatives and Hedging Instruments - Derivative Fair Values (Details) (USD $)
In Millions, unless otherwise specified |
6 Months Ended | |
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Jun. 30, 2014
currency
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Dec. 31, 2013
|
|
Derivatives, Fair Value [Line Items] | ||
Currency Exposure, Number of Functional Currencies | 50 | |
Maximum Period For Cash Flow Hedging Activity | 0 years 15 months | |
Derivative Assets, Fair Value | $ 2 | $ 2 |
Derivative Liabilities, Fair Value | 11 | 11 |
Interest Rate Swap Ending Notional | 341 | |
Derivatives designated as hedging instrument [Member]
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Derivatives, Fair Value [Line Items] | ||
Derivative Assets, Fair Value | 1 | 1 |
Derivative Liabilities, Fair Value | 10 | 10 |
Derivatives not designated as hedging instrument [Member]
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Derivatives, Fair Value [Line Items] | ||
Derivative Assets, Fair Value | 1 | 1 |
Derivative Liabilities, Fair Value | 1 | 1 |
Interest Rate Swap [Member]
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Derivatives, Fair Value [Line Items] | ||
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax | 5 | |
Interest Rate Swap [Member] | Derivatives designated as hedging instrument [Member] | Other current assets [Member]
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Derivatives, Fair Value [Line Items] | ||
Derivative Asset, Notional Amount | 0 | 0 |
Derivative Assets, Fair Value | 0 | 0 |
Interest Rate Swap [Member] | Derivatives designated as hedging instrument [Member] | Other current liabilities [Member]
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Derivatives, Fair Value [Line Items] | ||
Derivative Liabilities, Fair Value | 4 | 3 |
Interest Rate Swap [Member] | Derivatives designated as hedging instrument [Member] | Other current liabilities and other liabilities [Member]
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Derivatives, Fair Value [Line Items] | ||
Derivative Liability, Notional Amount | 490 | 518 |
Derivative Liabilities, Fair Value | 9 | 10 |
Interest Rate Swap [Member] | Derivatives designated as hedging instrument [Member] | Other noncurrent liabilities [Member]
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Derivatives, Fair Value [Line Items] | ||
Derivative Liabilities, Fair Value | 5 | 7 |
Foreign Exchange Derivative [Member]
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Derivatives, Fair Value [Line Items] | ||
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax | 0 | |
Foreign Exchange Derivative [Member] | Derivatives designated as hedging instrument [Member] | Other current assets [Member]
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Derivatives, Fair Value [Line Items] | ||
Derivative Asset, Notional Amount | 63 | 103 |
Derivative Assets, Fair Value | 1 | 1 |
Foreign Exchange Derivative [Member] | Derivatives designated as hedging instrument [Member] | Other current liabilities [Member]
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Derivatives, Fair Value [Line Items] | ||
Derivative Liability, Notional Amount | 30 | 0 |
Derivative Liabilities, Fair Value | 1 | 0 |
Foreign Exchange Derivative [Member] | Derivatives not designated as hedging instrument [Member] | Other current assets [Member]
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Derivatives, Fair Value [Line Items] | ||
Derivative Asset, Notional Amount | 131 | 162 |
Derivative Assets, Fair Value | 1 | 1 |
Foreign Exchange Derivative [Member] | Derivatives not designated as hedging instrument [Member] | Other current liabilities [Member]
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Derivatives, Fair Value [Line Items] | ||
Derivative Liability, Notional Amount | 239 | 158 |
Derivative Liabilities, Fair Value | $ 1 | $ 1 |