Equity (Tables)

9 Months Ended

Sep. 30, 2014

Equity [Abstract]

Common Stock [Table Text Block]

The following is a summary of the changes in our common shares issued during the Current Period and the Prior Period:

	Nine Months Ended September 30,
	2014		2013
	(in thousands)
Shares issued as of January 1	666,192		666,468
Restricted stock issuances (net of forfeitures)(a)	(2,413	)	684
Stock option exercises	1,267		321
Shares issued as of September 30	665,046		667,473

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(a) In the second quarter of 2013, we began granting restricted stock units (RSUs) in lieu of restricted stock awards (RSAs) to non-employee directors and employees. Shares of common stock underlying RSUs are issued when the units vest, whereas restricted shares of common stock are issued on the grant date of RSAs. We refer to RSAs and RSUs collectively as restricted stock.

Schedule of Stock by Class [Table Text Block]

The following reflects the shares outstanding during the Current Period and the Prior Period and the liquidation preferences of our cumulative convertible preferred stock:

	5.75%		5.75% (A)		4.50%		5.00% (2005B)
Shares outstanding as of January 1, 2014 and 2013 and September 30, 2014 and 2013 (in thousands)	1,497		1,100		2,559		2,096
Liquidation preference per share	$	1,000	$	1,000	$	100	$	100

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

For the Current Period and the Prior Period, changes in accumulated other comprehensive income (loss) by component, net of tax, are detailed below.

	Net Gains (Losses) on Cash Flow Hedges			Net Gains (Losses) on Investments			Total
	($ in millions)
Balance, December 31, 2013	$	(167	)	$	5		$	(162	)
Other comprehensive income before reclassifications	3			—			3
Amounts reclassified from accumulated other comprehensive income	13			(5		)	8
Net other comprehensive income	16			(5		)	11
Balance, September 30, 2014	$	(151	)	$	—		$	(151	)

	Net Gains (Losses) on Cash Flow Hedges			Net Gains (Losses) on Investments			Total
	($ in millions)
Balance, December 31, 2012	$	(189	)	$	7		$	(182	)
Other comprehensive income before reclassifications	2			(6		)	(4		)
Amounts reclassified from accumulated other comprehensive income	13			4			17
Net other comprehensive income	15			(2		)	13
Balance, September 30, 2013	$	(174	)	$	5		$	(169	)

A reconciliation of the changes in accumulated other comprehensive income (loss) in our condensed consolidated statements of stockholders’ equity related to our cash flow hedges is presented below.

	Three Months Ended September 30,
	2014						2013
	Before  Tax			After  Tax			Before  Tax			After  Tax
	($ in millions)
Balance, beginning of period	$	(243	)	$	(154	)	$	(286	)	$	(178	)
Net change in fair value	—			—			3			2
Gains reclassified to income	5			3			3			2
Balance, end of period	$	(238	)	$	(151	)	$	(280	)	$	(174	)

	Nine Months Ended September 30,
	2014						2013
	Before  Tax			After  Tax			Before  Tax			After  Tax
	($ in millions)
Balance, beginning of period	$	(269	)	$	(167	)	$	(304	)	$	(189	)
Net change in fair value	6			3			3			2
Losses reclassified to income	25			13			21			13
Balance, end of period	$	(238	)	$	(151	)	$	(280	)	$	(174	)

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

For the Current Quarter, the Prior Quarter, the Current Period and the Prior Period, amounts reclassified from accumulated other comprehensive income (loss), net of tax, into the condensed consolidated statements of operations are detailed below.

Details About Accumulated Other Comprehensive Income (Loss) Components	Affected Line Item in the Statement Where Net Income is Presented	Three Months Ended September 30,
		2014		2013
		($ in millions)
Net losses on cash flow hedges:
Commodity contracts	Natural gas, oil and NGL revenues	$	3	$	2
Investments:
Sale of investment	Net gain on sale of investment	—		(2		)
Total reclassifications for the period, net of tax		$	3	$	—

Details About Accumulated Other Comprehensive Income (Loss) Components	Affected Line Item in the Statement Where Net Income is Presented	Nine Months Ended September 30,
		2014			2013
		($ in millions)
Net losses on cash flow hedges:
Commodity contracts	Natural gas, oil and NGL revenues	$	13		$	13
Investments:
Impairment of investment	Losses on investments	—			6
Sale of investment	Net gain on sale of investment	(5		)	(2		)
Total reclassifications for the period, net of tax		$	8		$	17

Distributions Made to Limited Partner, by Distribution [Table Text Block]

For the Current Period and the Prior Period, the Trust declared and paid the following distributions:

Production Period	Distribution Date	Cash Distribution per Common Unit		Cash Distribution per Subordinated Unit
March 2014 - May 2014	August 29, 2014	$	0.5796	$	—
December 2013 - February 2014	May 30, 2014	$	0.6454	$	—
September 2013 - November 2013	March 3, 2014	$	0.6624	$	—
March 2013 - May 2013	August 29, 2013	$	0.6900	$	0.1432
December 2012 - February 2013	May 31, 2013	$	0.6900	$	0.3010
September 2012 - November 2012	March 1, 2013	$	0.6700	$	0.3772