CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Operating Revenues:
Gas sales	$ 625	$ 793
Oil sales	17	2
NGL sales	18
Marketing	225	272
Gas gathering	48	46
Total Operating Revenues	933	1,113
Operating Costs and Expenses:
Marketing purchases	222	271
Operating expenses	155	100
General and administrative expenses	68	57
Depreciation, depletion and amortization	293	225
Taxes, other than income taxes	30	25
Total Operating Costs and Expenses	768	678
Operating Income	165	435
Interest Expense:
Interest on debt	50	25
Other interest charges	49	1
Interest capitalized	(48)	(13)
Total Interest Expense	51	13
Other Income (Loss), Net	(1)	1
Gain (Loss) on Derivatives	14	(100)
Income Before Income Taxes	127	323
Provision (Benefit) for Income Taxes:
Current		(1)
Deferred	49	130
Total Provision for Income Taxes	49	129
Net Income	78	194
Mandatory convertible preferred stock dividend	25
Participating securities - mandatory convertible preferred stock	7
Net Income Attributable to Common Stock	$ 46	$ 194
Earnings Per Common Share:
Basic	$ 0.12	$ 0.55
Diluted	$ 0.12	$ 0.55
Weighted Average Common Shares Outstanding:
Basic	375,444,030	351,222,538
Diluted	375,578,054	351,985,821