v2.4.0.6

Debt Kinder Morgan G.P., Inc. Preferred Shares (Details) (Kinder Morgan G.P., Inc. [Member], USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2013 | Dec. 31, 2012
Kinder Morgan G.P., Inc. [Member] |  |
Debt Instrument [Line Items] |  |
Preferred Stock, Dividend Rate, Per-Dollar-Amount | $ 10.469 | $ 10.638

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- Details
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- Definition The amount per share used to calculated dividend payments on preferred stock. + References No definition available. + Details
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