v2.4.0.6

Litigation, Environmental and Other Contingencies Other Contingencies (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended
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Mar. 31, 2013
El Paso Corporation [Member] |
Loss Contingencies [Line Items] |
Indemnification Of Debt | $ 470
Kinder Morgan Energy Partners, L.P. [Member] |
Loss Contingencies [Line Items] |
Indemnification Of Debt | 5,900
TGP and EPNG and El Paso Midstream drop down transactions [Member] |
Loss Contingencies [Line Items] |
Indemnification Of Debt | 5,200
Elba Liquification Company LLC [Member] | El Paso Pipeline Partners, L.P. [Member] |
Loss Contingencies [Line Items] |
Equity Method Investment, Ownership Percentage | 51.00%
Share of capital expenditires | $ 510

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