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Derivatives and Hedging (Details)
In Millions, unless otherwise specified |
12 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2013
USD ($)
|
Dec. 31, 2012
USD ($)
|
Dec. 31, 2011
USD ($)
|
Dec. 31, 2013
5% Notes due February 2013
|
Dec. 31, 2013
5.25% Senior Notes due March 2013
|
Dec. 31, 2013
4.95% Senior Notes due November 2015
|
Dec. 31, 2013
11% Callable Bonds
|
Dec. 31, 2013
Derivatives designated as hedging instruments
Other expense, net
Accumulated other comprehensive loss from designated and qualified cash flow hedges
Amount Reclassified from Accumulated Other Comprehensive Income
USD ($)
|
Dec. 31, 2012
Derivatives designated as hedging instruments
Other expense, net
Accumulated other comprehensive loss from designated and qualified cash flow hedges
Amount Reclassified from Accumulated Other Comprehensive Income
USD ($)
|
Jun. 30, 2013
Derivatives designated as hedging instruments
Interest rate swaps
Other expense, net
Accumulated other comprehensive loss from designated and qualified cash flow hedges
Amount Reclassified from Accumulated Other Comprehensive Income
USD ($)
|
Dec. 31, 2013
Derivatives designated as hedging instruments
Interest rate swaps
Interest expense, net of amounts capitalized
Accumulated other comprehensive loss from designated and qualified cash flow hedges
Amount Reclassified from Accumulated Other Comprehensive Income
USD ($)
|
Dec. 31, 2012
Derivatives designated as hedging instruments
Interest rate swaps
Interest expense, net of amounts capitalized
Accumulated other comprehensive loss from designated and qualified cash flow hedges
Amount Reclassified from Accumulated Other Comprehensive Income
USD ($)
|
Dec. 31, 2011
Derivatives designated as hedging instruments
Interest rate swaps
Interest expense, net of amounts capitalized
Accumulated other comprehensive loss from designated and qualified cash flow hedges
Amount Reclassified from Accumulated Other Comprehensive Income
USD ($)
|
Dec. 31, 2012
Derivatives designated as hedging instruments
Interest rate swaps
Fair value hedges
USD ($)
|
Dec. 31, 2012
Derivatives designated as hedging instruments
Interest rate swaps
Fair value hedges
Other current assets
USD ($)
|
Jun. 30, 2013
Derivatives designated as hedging instruments
Interest rate swaps
Cash flow hedges
USD ($)
|
Dec. 31, 2012
Derivatives designated as hedging instruments
Interest rate swaps
Cash flow hedges
Other long-term liabilities
USD ($)
|
Dec. 31, 2013
Derivatives designated as hedging instruments
Cross-currency swaps
Other expense, net
Accumulated other comprehensive loss from designated and qualified cash flow hedges
Amount Reclassified from Accumulated Other Comprehensive Income
USD ($)
|
Dec. 31, 2013
Derivatives designated as hedging instruments
Cross-currency swaps
Cash flow hedges
USD ($)
|
Dec. 31, 2013
Derivatives designated as hedging instruments
Cross-currency swaps
Cash flow hedges
NOK
|
Dec. 31, 2012
Derivatives designated as hedging instruments
Cross-currency swaps
Cash flow hedges
Other current assets
USD ($)
|
Dec. 31, 2012
Derivatives designated as hedging instruments
Cross-currency swaps
Cash flow hedges
Other assets
USD ($)
|
|
| Derivatives and Hedging | ||||||||||||||||||||||
| Interest rate on notes hedged to reduce exposure to changes in fair value (as a percent) | 5.00% | 5.25% | 4.95% | 11.00% | ||||||||||||||||||
| Cash proceeds from termination of derivatives | $ 23 | 705 | ||||||||||||||||||||
| Cash payment for termination of derivatives | 22 | 128 | ||||||||||||||||||||
| Gain (loss) associated with effective portion | 584 | 723 | 621 | 6 | (4) | (5) | (11) | |||||||||||||||
| Loss associated with termination | (14) | 9 | 5 | |||||||||||||||||||
| Derivatives at fair value | 6 | 1 | 1 | |||||||||||||||||||
| Derivatives at fair value | $ 13 | |||||||||||||||||||||