|
Derivatives And Hedging Activities Fair Value of Derivative Instruments (Details) (USD $)
|
Jun. 30, 2014
|
Dec. 31, 2013
|
||||
|---|---|---|---|---|---|---|
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative, Fair Value, Net | $ 12,000,000 | $ (2,000,000) | ||||
|
Designated as Hedging Instrument [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative asset, fair value, gross asset | 31,000,000 | 29,000,000 | ||||
| Derivative liability, fair value, gross liability | 19,000,000 | 31,000,000 | ||||
|
Not Designated as Hedging Instrument [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative asset, fair value, gross asset | 2,000,000 | 3,000,000 | ||||
| Derivative liability, fair value, gross liability | 2,000,000 | 3,000,000 | ||||
|
Commodity derivatives [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative asset, fair value, gross asset | 2,000,000 | 2,000,000 | ||||
|
Commodity derivatives [Member] | Designated as Hedging Instrument [Member] | Accrued Liabilities [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative liability, fair value, gross liability | 8,000,000 | 9,000,000 | ||||
|
Commodity derivatives [Member] | Designated as Hedging Instrument [Member] | Other Long-Term Assets [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative asset, fair value, gross asset | 2,000,000 | 1,000,000 | ||||
|
Commodity derivatives [Member] | Designated as Hedging Instrument [Member] | Other Long-Term Liabilities [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative liability, fair value, gross liability | 0 | 2,000,000 | ||||
|
Foreign currency derivatives [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative asset, fair value, gross asset | 15,000,000 | 16,000,000 | ||||
| Derivative liability, fair value, gross liability | 3,000,000 | 3,000,000 | ||||
| Derivative, Fair Value, Net | 12,000,000 | [1] | 13,000,000 | [1] | ||
|
Foreign currency derivatives [Member] | Designated as Hedging Instrument [Member] | Accrued Liabilities [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative asset, fair value, gross asset | 2,000,000 | 3,000,000 | ||||
| Derivative liability, fair value, gross liability | 5,000,000 | 10,000,000 | ||||
| Derivative, Fair Value, Net | (3,000,000) | [1] | (7,000,000) | [1] | ||
|
Foreign currency derivatives [Member] | Designated as Hedging Instrument [Member] | Other Long-Term Assets [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative asset, fair value, gross asset | 10,000,000 | 5,000,000 | ||||
| Derivative liability, fair value, gross liability | 3,000,000 | 1,000,000 | ||||
| Derivative, Fair Value, Net | 7,000,000 | [1] | 4,000,000 | [1] | ||
|
Foreign currency derivatives [Member] | Designated as Hedging Instrument [Member] | Other Long-Term Liabilities [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative asset, fair value, gross asset | 2,000,000 | |||||
| Derivative liability, fair value, gross liability | 6,000,000 | |||||
| Derivative, Fair Value, Net | (4,000,000) | [1] | ||||
|
Foreign currency derivatives [Member] | Not Designated as Hedging Instrument [Member] | Other Current Assets [Member]
|
||||||
| Derivatives, Fair Value [Line Items] | ||||||
| Derivative asset, fair value, gross asset | 2,000,000 | 3,000,000 | ||||
| Derivative liability, fair value, gross liability | 2,000,000 | 3,000,000 | ||||
| Derivative, Fair Value, Net | $ 0 | [1] | $ 0 | [1] | ||
|
||||||