|
Derivative Financial Instruments and Hedging Activities (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2012
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Dec. 31, 2011
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|---|---|---|
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Other current assets [Member]
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| Derivatives designated as hedges | ||
| Derivative asset designated as hedging instrument | $ 11 | $ 4 |
| Derivatives not designated as hedges | ||
| Other current assets | 24 | 18 |
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Other long-term assets [Member]
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| Derivatives designated as hedges | ||
| Derivative asset designated as hedging instrument | 85 | 68 |
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Other current liabilities [Member]
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| Derivatives designated as hedges | ||
| Other current liabilities | 4 | 16 |
| Derivatives not designated as hedges | ||
| Other current liabilities | 31 | 26 |
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Other long-term liabilites [Member]
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| Derivatives designated as hedges | ||
| Other current liabilities | 2 | 2 |
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Foreign currency exchange contracts
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| Derivatives not designated as hedges | ||
| Notional amount | 4,997 | 2,954 |
| Period of derivatives not designated as hedges | 12 months | 12 months |
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Foreign currency exchange contracts | Other current assets [Member]
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| Derivatives not designated as hedges | ||
| Other current assets | 23 | 18 |
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Foreign currency exchange contracts | Other current liabilities [Member]
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| Derivatives not designated as hedges | ||
| Other current liabilities | 31 | 14 |
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Commodity contracts
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| Derivatives not designated as hedges | ||
| Notional amount | 19 | 57 |
| Period of derivatives not designated as hedges | 12 months | 12 months |
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Commodity contracts | Other current assets [Member]
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| Derivatives not designated as hedges | ||
| Other current assets | 1 | 0 |
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Commodity contracts | Other current liabilities [Member]
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| Derivatives not designated as hedges | ||
| Other current liabilities | 0 | 12 |
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Fair Value Hedging [Member] | Fixed-to-floating interest rate swaps
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| Derivatives designated as hedges | ||
| Notional amount | 1,290 | 940 |
| Period of derivatives designated as hedges | 6 months to 21 years | 1 to 22 years |
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Fair Value Hedging [Member] | Fixed-to-floating interest rate swaps | Other current assets [Member]
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| Derivatives designated as hedges | ||
| Derivative asset designated as hedging instrument | 2 | 0 |
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Fair Value Hedging [Member] | Fixed-to-floating interest rate swaps | Other long-term assets [Member]
|
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| Derivatives designated as hedges | ||
| Derivative asset designated as hedging instrument | 85 | 68 |
|
Fair Value Hedging [Member] | Fixed-to-floating interest rate swaps | Other current liabilities [Member]
|
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| Derivatives designated as hedges | ||
| Other current liabilities | 0 | 0 |
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Fair Value Hedging [Member] | Interest Rate Contract Floating to Fixed Interest Rate Swap [Domain] | Other long-term liabilites [Member]
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| Derivatives designated as hedges | ||
| Other current liabilities | 0 | |
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Designated as Hedging Instrument [Member] | Interest Rate Contract Floating to Fixed Interest Rate Swap [Domain]
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| Derivatives designated as hedges | ||
| Notional amount | 300 | 300 |
| Period of derivatives designated as hedges | 1 year | 2 years |
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Designated as Hedging Instrument [Member] | Interest Rate Contract Floating to Fixed Interest Rate Swap [Domain] | Other current assets [Member]
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| Derivatives designated as hedges | ||
| Derivative asset designated as hedging instrument | 0 | |
|
Designated as Hedging Instrument [Member] | Interest Rate Contract Floating to Fixed Interest Rate Swap [Domain] | Other long-term assets [Member]
|
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| Derivatives designated as hedges | ||
| Derivative asset designated as hedging instrument | 0 | |
|
Designated as Hedging Instrument [Member] | Interest Rate Contract Floating to Fixed Interest Rate Swap [Domain] | Other current liabilities [Member]
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| Derivatives designated as hedges | ||
| Other current liabilities | 0 | |
|
Designated as Hedging Instrument [Member] | Interest Rate Contract Floating to Fixed Interest Rate Swap [Domain] | Other long-term liabilites [Member]
|
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| Derivatives designated as hedges | ||
| Other current liabilities | 2 | 2 |
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Cash Flow Hedging [Member] | Interest Rate Contract Floating to Fixed Interest Rate Swap [Domain] | Other long-term liabilites [Member]
|
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| Derivatives designated as hedges | ||
| Other current liabilities | 0 | |
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Cash Flow Hedging [Member] | Foreign currency exchange contracts
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| Derivatives designated as hedges | ||
| Notional amount | 451 | 308 |
| Period of derivatives designated as hedges | 12 to 36 months | 12 to 36 months |
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Cash Flow Hedging [Member] | Foreign currency exchange contracts | Other current assets [Member]
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| Derivatives designated as hedges | ||
| Derivative asset designated as hedging instrument | 9 | 4 |
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Cash Flow Hedging [Member] | Foreign currency exchange contracts | Other long-term assets [Member]
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| Derivatives designated as hedges | ||
| Derivative asset designated as hedging instrument | 0 | 0 |
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Cash Flow Hedging [Member] | Foreign currency exchange contracts | Other current liabilities [Member]
|
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| Derivatives designated as hedges | ||
| Other current liabilities | 4 | 9 |
|
Cash Flow Hedging [Member] | Foreign currency exchange contracts | Other long-term liabilites [Member]
|
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| Derivatives designated as hedges | ||
| Other current liabilities | 0 | |
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Cash Flow Hedging [Member] | Commodity contracts
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| Derivatives designated as hedges | ||
| Notional amount | 17 | 47 |
| Period of derivatives designated as hedges | 12 months | 12 months |
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Cash Flow Hedging [Member] | Commodity contracts | Other current assets [Member]
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| Derivatives designated as hedges | ||
| Derivative asset designated as hedging instrument | 0 | 0 |
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Cash Flow Hedging [Member] | Commodity contracts | Other long-term assets [Member]
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| Derivatives designated as hedges | ||
| Derivative asset designated as hedging instrument | 0 | 0 |
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Cash Flow Hedging [Member] | Commodity contracts | Other current liabilities [Member]
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| Derivatives designated as hedges | ||
| Other current liabilities | 0 | 7 |
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Commodity contracts | Interest Rate Contract Floating to Fixed Interest Rate Swap [Domain] | Other long-term liabilites [Member]
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| Derivatives designated as hedges | ||
| Other current liabilities | 0 | 0 |
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Japanese Yen notes due 2018 [Member]
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| Derivatives, Fair Value [Line Items] | ||
| Japanese Yen notes | $ 116 | $ 129 |