Stockholders Equity (Tables)

3 Months Ended

Mar. 31, 2013

Stockholders' Equity Note [Abstract]

Schedule of Common Stock Outstanding Roll Forward

The following tables sets forth the changes in our outstanding shares during the three months ended March 31, 2013 and 2012.



	Class P	Class A	Class B	Class C
Balance at December 31, 2011	170,921,140	535,972,387	94,132,596	2,318,258
Restricted shares vested	1,465	—	—	—
Balance at March 31, 2012	170,922,605	535,972,387	94,132,596	2,318,258

Schedule of Stockholders Equity

For each of the three months ended March 31, 2013 and 2012, changes in the carrying amounts of our Stockholders’ Equity attributable to both us and our noncontrolling interests, including our comprehensive loss, are summarized as follows (in millions):



	Three Months Ended March 31, 2013
	Common Shares		Additional paid-in capital			Retained deficit			Accumulated other comprehensive loss			Stockholders’ equity attributable to KMI			Noncontrolling interests			Total
Beginning Balance at December 31, 2012	$	10	$	14,917		$	(943	)	$	(119	)	$	13,865		$	10,234		$	24,099
Warrants repurchased			(80		)							(80		)				(80		)
Conversion of preferred securities			1									1						1
Amortization of restricted shares			5									5						5
Impact from equity transactions of KMP and EPB			14									14			(22		)	(8		)
Net income (loss)						292						292			364			656
Distributions												—			(375		)	(375		)
Contributions												—			465			465
Cash dividends						(384		)				(384		)				(384		)
Other												—						—
Other comprehensive loss									(38		)	(38		)	(33		)	(71		)
Ending Balance at March 31, 2013	$	10	$	14,857		$	(1,035	)	$	(157	)	$	13,675		$	10,633		$	24,308

Schedule of Noncontrolling Interest

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



	March 31, 2013		December 31, 2012
KMP	$	3,537	$	3,270
EPB	4,131		4,111
KMR	2,769		2,716
Other	196		137
	$	10,633	$	10,234

Schedule of Dividends Payable [Table Text Block]

Dividends

Holders of our common stock share equally in any dividend declared by our board of directors, subject to the rights of the holders of any outstanding preferred stock. The following table provides information about our per share dividends.



	Three Months Ended
	March 31,
	2013		2012
Per common share cash dividend declared	$	0.38	$	0.32
Per common share cash dividend paid(a)	$	0.37	$	0.31

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(a)	Dividends for the fourth quarter of each year are declared and paid during the first quarter of the following year.

Dividends Subsequent to March 31, 2013

On April 17, 2013, our board of directors declared a cash dividend of $0.38 per share for the quarterly period ended March 31, 2013, which is payable on May 16, 2013 to shareholders of record as of April 29, 2013.