v2.4.0.8

Risk Management Debt Fair Value Adjustment (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended |
--- | --- | ---
Mar. 31, 2014 | Dec. 31, 2013
Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |
Increase (decrease) in debt fair value adjustment related to purchase accounting | $ 1,340 | $ 1,379
Amount the adjustment to fair value of debt was increased by related to the fair value of interest rate swaps | 198 | 143
Deferred Gain (Loss) on Discontinuation of Interest Rate Fair Value Hedge | 501 | 517
Amount the fair value of debt adjustment was decreased by related to unamortized debt discounts | $ 70 | $ 62
Amortization Period of Deferred Gain (Loss) on Discontinuation of Interest Rate Fair Value Hedge | 16 years |

X
- Definition Amount the adjustment to fair value of debt was increased by related to the fair value of interest rate swaps + References No definition available. + Details
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- Definition Amount the fair value of debt adjustment was decreased by related to unamortized debt discounts + References No definition available. + Details
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- Definition Increase (decrease) in debt fair value adjustment related to purchase accounting + References No definition available. + Details
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- Definition Period when adjustments to the carrying value of an interest-bearing hedged item are amortized upon discontinuation of the interest rate fair value hedge, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 35 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6439857&loc=d3e75592-113984 + Details
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- Definition Amount as of the balance sheet date of the unamortized adjustment to the carrying value of an interest-bearing hedged item made under an effective interest rate fair value hedge that is amortized upon discontinuation of the interest rate fair value hedge. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 35 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6439857&loc=d3e75592-113984 + Details
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