v2.4.0.8

Acquisitions and Divestitures American Petroleum Tankers and State Class Tankers Acquisition (Details) (USD $) | 3 Months Ended |  |  |  | 0 Months Ended |  | 0 Months Ended |  | 0 Months Ended
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Mar. 31, 2014 | Mar. 31, 2013 | Dec. 31, 2013 | Mar. 31, 2014 Kinder Morgan Energy Partners, L.P. [Member] | Dec. 31, 2013 Kinder Morgan Energy Partners, L.P. [Member] | Jan. 17, 2014 Kinder Morgan Energy Partners, L.P. [Member] APT acquisition [Member] | Jan. 17, 2014 Kinder Morgan Energy Partners, L.P. [Member] American Petroleum Tankers [Member] bbl | Mar. 31, 2014 Kinder Morgan Energy Partners, L.P. [Member] American Petroleum Tankers [Member] | Jan. 17, 2014 Dynamics NASSCO shipyard [Member] Kinder Morgan Energy Partners, L.P. [Member] State Class Tankers [Member] bbl | Mar. 31, 2014 Dynamics NASSCO shipyard [Member] Kinder Morgan Energy Partners, L.P. [Member] State Class Tankers [Member] | Jan. 17, 2014 Plan for 2014 [Member] Kinder Morgan G.P., Inc. [Member] APT acquisition [Member] | Jan. 17, 2014 Plan for 2015 [Member] Kinder Morgan G.P., Inc. [Member] APT acquisition [Member] | Jan. 17, 2014 Plan for 2016 [Member] Kinder Morgan G.P., Inc. [Member] APT acquisition [Member]
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Incentive Distribution Amounts Waived |  |  |  |  |  |  |  |  |  |  | $ 13,000,000 | $ 19,000,000 | $ 6,000,000
Number of Vessels |  |  |  |  |  |  |  | 5 |  | 4 |  |  |
Tanker Capacity |  |  |  |  |  |  | 330,000 |  | 330,000 |  |  |  |
Payments to Acquire Property, Plant, and Equipment | 845,000,000 | 598,000,000 |  |  |  |  |  |  | 214,000,000 |  |  |  |
KMP's preliminary purchase price allocation [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |
Current assets |  |  |  |  |  | 2,000,000 |  |  |  |  |  |  |
Property, plant, and equipment |  |  |  |  |  | 887,000,000 |  |  |  |  |  |  |
Goodwill | 24,563,000,000 |  | 24,504,000,000 | 6,606,000,000 | 6,547,000,000 | 68,000,000 |  |  |  |  |  |  |
Other assets |  |  |  |  |  | 3,000,000 |  |  |  |  |  |  |
Total assets acquired |  |  |  |  |  | 960,000,000 |  |  |  |  |  |  |
Cash consideration |  |  |  |  |  | $ 960,000,000 |  |  |  |  |  |  |

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