Stockholders Equity (Tables)

12 Months Ended

Dec. 31, 2013

Stockholders' Equity Note [Abstract]

Schedule of Common Stock Outstanding Roll Forward

The following table sets forth the changes in our outstanding shares during the years ended December 31, 2013 and 2012 and during 2011 since becoming public (see “—Initial Public Offering” following):

	Class P		Class A		Class B		Class C
Balance at February 16, 2011	109,786,590		597,213,410		100,000,000		2,462,927
Shares converted	61,241,023		(61,241,023	)	(5,867,404	)	(144,669	)
Shares canceled	(108,043	)	—		—		—
Restricted shares vested	1,570		—		—		—
Balance at December 31, 2011	170,921,140		535,972,387		94,132,596		2,318,258
Shares issued for EP acquisition (see Note 3)	330,154,610		—		—		—
Shares issued with conversions of EP Trust I Preferred securities	562,521		—		—		—
Shares converted	535,972,387		(535,972,387	)	(94,132,596	)	(2,318,258	)
Shares canceled	(2,049,615	)	—		—		—
Restricted shares vested	107,553		—		—		—
Balance at December 31, 2012	1,035,668,596		—		—		—
Shares issued for EP acquisition(a)	53
Shares repurchased and canceled	(5,175,055	)
Shares issued with conversions of EP Trust I Preferred securities	77,442
Shares issued for exercised warrants	16,886
Restricted shares vested	89,154
Balance at December 31, 2013	1,030,677,076

Schedule of Dividends Payable [Table Text Block]

The following table provides information about our per share dividends: 

	Year Ended December 31,
	2013		2012		2011(a)
Per common share cash dividend declared for the period	$	1.60	$	1.40	$	1.05
Per common share cash dividend paid in the period	$	1.56	$	1.34	$	0.74

Schedule of Warrants Outstanding Roll Forward [Table Text Block]

The table below sets forth the changes in our outstanding warrants during 2013 and 2012.

	Warrants
	2013		2012
Beginning balance	439,809,442		—
Warrants issued in EP acquisition(a)	81		504,598,883
Warrants issued with conversions of EP Trust I Preferred securities(b)	118,377		859,796
Warrants exercised	(21,208	)	—
Warrants repurchased and canceled	(91,973,585	)	(65,649,237	)
Ending balance	347,933,107		439,809,442

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(a) See Note 3. 2013 amount represents warrants issued upon the settlement of an EP dissenter. The settlement of the dissenter’s 128 EP shares was determined based on the same conversion of EP shares into cash, KMI Class P shares and KMI warrants that was received by other EP shareholders at the time of the acquisition.

(b) See Note 8.

Schedule of Noncontrolling Interest [Table Text Block]

The caption “Noncontrolling interests” in our accompanying consolidated balance sheets consists of interests that we do not own in the following subsidiaries (in millions):

	December 31,
	2013		2012
KMP	$	7,642	$	3,270
EPB	4,122		4,111
KMR	3,142		2,716
Other	286		137
	$	15,192	$	10,234

Schedule of noncontrolling interest contributions text block [Table Text Block]

The table below shows significant issuances to the public of common units or shares, the net proceeds from the issuances and the use of the proceeds during the years ended December 31, 2013 and 2012 by KMP, EPB and KMR (dollars in millions and shares in thousands).

	Issuances	Common units/shares	Net proceeds			Use of proceeds
		(in thousands)	(in millions)
KMP
Issued under Equity Distribution Agreement(a)
	2013	10,814	$	900		Reduced borrowings under KMP’s commercial paper program
	2012	6,933	$	560		Reduced borrowings under KMP’s commercial paper program
Other issuances
	February 2013	4,600	$	385		Issued to pay a portion of the purchase price for the March 2013 drop-down transaction
	May 2013	43,371	$	—	(b)	Issued to Copano unitholders as KMP’s purchase price for Copano
	June 2012	3,792	$	—	(c)	Issued as KMP's purchase price for the 50% equity ownership interest in EP midstream assets it acquired from KKR
	December 2012(d)	4,485	$	349		Reduced borrowings under KMP's commercial paper program
EPB
Issued under Equity Distribution Agreement(e)
	2013	2,038	$	85	(f)	General partnership purposes
Other issuances
	September 2012(d)	8,165	$	272	(g)	Repayment of CPG debt, certain EPB short-term debt and general partnership purposes
KMR
Issued under Equity Distribution Agreement(h)
	2013	2,640	$	210		Purchased additional KMP i-units; KMP then used proceeds to reduce borrowings under its commercial paper program
	September 2012	10,120	$	727		Purchased additional KMP i-units; KMP then used proceeds for a portion of the purchase price of the August 2012 drop-down transaction

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(a) On June 3, 2013, KMP entered into a fourth amended and restated equity distribution agreement with UBS Securities LLC (UBS) which increased the aggregate offering price of KMP’s common units to up to $2.175 billion (up from $1.9 billion), and on August 7, 2013, KMP entered into a second and separate equity distribution agreement with UBS. The terms of this new equity distribution agreement are substantially similar to those in KMP’s previous agreement, and it allows KMP to offer and sell from time to time additional KMP common units having an aggregate offering price of up to $1.9 billion through UBS, as sales agent. On February 27, 2012, KMP entered into a third amended and restated equity distribution agreement with UBS which increased the aggregate offering price of its common units to up to $1.9 billion (up from $1.2 billion).

(b) KMP valued these units at $3,733 million based on the $86.08 closing market price of a KMP common unit on the NYSE on May 1, 2013.

(c) See Note 3.

(d) Includes the underwriters’ exercise of the overallotment option.

(e) On March 7, 2013, EPB entered into an equity distribution agreement with Global Markets, Inc. (Citigroup). Pursuant to the provisions of EPB’s equity distribution agreement, EPB may sell from time to time through Citigroup, as its sales agent, EPB’s common units representing limited partner interests having an aggregate offering price of up to $500 million.

(f) Represents proceeds received from noncontrolling interests and excludes our $2 million contribution as the owner of EPB’s general partner.

(g) Represents proceeds received from noncontrolling interests and excludes our $7 million contribution as the owner of EPB’s general partner.

(h) On May 4, 2012, KMR entered into an equity distribution agreement with Credit Suisse Securities (USA) LLC (Credit Suisse). Pursuant to the provisions of KMR’s equity distribution agreement, it may sell from time to time through Credit Suisse, as its sales agent, KMR shares having an aggregate offering price of up to $500 million.

Schedule of Distributions by Noncontrolling Interests [Table Text Block]

 The following table provides information about distributions from our noncontrolling interests (in millions except per unit and i-unit distribution amounts):

	Year Ended December 31,
	2013		2012		2011
KMP
Per unit cash distribution declared for the period	$	5.33	$	4.98	$	4.61
Per unit cash distribution paid in the period	$	5.26	$	4.85	$	4.58
Cash distributions paid in the period to the public	$	1,372	$	1,081	$	955
EPB(a)
Per unit cash distribution declared for the period	$	2.55	$	1.74	n/a
Per unit cash distribution paid in the period	$	2.51	$	1.13	n/a
Cash distributions paid in the period to the public	$	318	$	137	n/a
KMR(b)
Share distributions paid in the period to the public	6,588,477		5,586,579		5,659,507

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(a) Represents distribution information since the May 2012 EP acquisition.

(b) KMR’s distributions are paid in the form of additional shares or fractions thereof calculated by dividing the KMP cash distribution per common unit by the average of the market closing prices of a KMR share determined for a ten-trading day period ending on the trading day immediately prior to the ex-dividend date for the shares.  Represents share distributions made in the period to noncontrolling interests and excludes 976,723, 902,367 and 941,895 of shares distributed in 2013, 2012 and 2011, respectively, on KMR shares we directly and indirectly own. On February 14, 2014, KMR paid a share distribution of 0.017841 shares per outstanding share (2,237,258 total shares) to shareholders of record as of January 31, 2014, based on the $1.36 per common unit distribution declared by KMP, of which 1,952,970shares were distributed to the public.

Distribution Waterfall Table [Table Text Block]

Cash from operations for each quarter will be distributed effectively as follows:

		Marginal percentage interest in distribution
	Total quarterly distribution per unit target amount	Unitholders	General partner
First target distribution	$0.15125	98%	2%
Second target distribution	above $0.15125 up to $0.17875	85%	15%
Third target distribution	above $0.17875 up to $0.23375	75%	25%
Thereafter	above $0.23375	50%	50%

The percentage interests set forth below for El Paso Pipeline GP Company, L.L.C., as EPB’s general partner, include its 2% general partner interest and assume El Paso Pipeline GP Company, L.L.C. has contributed any additional capital necessary to maintain its 2% general partner interest and has not transferred its IDRs.

		Marginal percentage interest in distributions
	Total quarterly distribution per unit target amount	Unitholders	General partner
Minimum quarterly distribution	$0.2875	98%	2%
First target distribution	above $0.2875 up to $0.33063	98%	2%
Second target distribution	above $0.33063 up to $0.35938	85%	15%
Third target distribution	above $0.35938 up to $0.43125	75%	25%
Thereafter	above $0.43125	50%	50%