v2.4.0.6

Acquisitions and Divestitures KMP’s FTC Natural Gas Pipelines Disposal Group – Discontinued Operations (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		12 Months Ended		3 Months Ended
	Mar. 31, 2012	Mar. 31, 2012 KMP’s FTC Natural Gas Pipelines [Member]	Dec. 31, 2012 KMP’s FTC Natural Gas Pipelines [Member]	Mar. 31, 2013 Kinder Morgan Energy Partners, L.P. [Member]	Mar. 31, 2013 Additional Loss [Member] KMP’s FTC Natural Gas Pipelines [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Current borrowing capacity				$ 2,200
Loss on sale and the remeasurement of KMP’s FTC Natural Gas Pipelines disposal group to fair value, net of tax	(428)	428	937		2
Operating revenues		71
Operating expenses		(37)
Depreciation and amortization		(7)
Earnings from equity investments		22
Interest income and Other, net		1
Earnings from KMP’s FTC Natural Gas Pipelines disposal group		$ 50

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Amount of operating expenses attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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