CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2012		Jun. 30, 2011		Jun. 30, 2012		Jun. 30, 2011
Operating Revenues:
Gas sales	$ 429,044		$ 524,466		$ 892,812		$ 992,395
Gas marketing	126,688		201,358		274,739		372,456
Oil sales	1,680		2,503		4,208		5,230
Gas gathering	42,316		36,839		84,438		71,420
Total Operating Revenues	599,728		765,166		1,256,197		1,441,501
Operating Costs and Expenses:
Gas purchases - midstream services	127,614		200,052		274,290		370,282
Operating expenses	56,614		55,054		117,572		111,852
General and administrative expenses	44,932		40,238		93,758		77,355
Depreciation, depletion and amortization	207,830		171,620		401,457		335,067
Impairment of natural gas and oil properties	935,899				935,899
Taxes, other than income taxes	14,480		15,660		34,902		31,752
Total operating costs and expenses	1,387,369		482,624		1,857,878		926,308
Operating Income (loss)	(787,641)		282,542		(601,681)	[1]	515,193	[1]
Interest Expense:
Interest on debt	23,956		16,640		43,691		31,684
Other interest charges	1,047		1,001		2,038		2,512
Interest capitalized	(16,642)		(11,471)		(30,030)		(20,590)
Total Interest Expense	8,361	[1]	6,170	[1]	15,699	[2]	13,606	[2]
Other Income, Net	2,577	[1]	69	[1]	2,377	[1]	443
Income (loss) before income taxes	(793,425)		276,441		(615,003)		502,030
Provision for Income Taxes:
Current	100		100		268		200
Deferred	(305,425)		108,887		(234,875)		197,767
Total provision for income taxes	(305,325)	[1]	108,987	[1]	(234,607)	[2]	197,967	[2]
Net Income (Loss)	$ (488,100)		$ 167,454		$ (380,396)		$ 304,063
Earnings (Loss) Per Share:
Basic	$ (1.40)		$ 0.48		$ (1.09)		$ 0.88
Diluted	$ (1.40)		$ 0.48		$ (1.09)		$ 0.87
Weighted Average Common Shares Outstanding:
Basic	348,162,723		347,132,830		348,081,399		346,984,194
Diluted	348,162,723		349,970,819		348,081,399		349,840,044

[1] The operating loss for the E&P segment for the three and six- months ended June 30, 2012 includes a $935.9 million non-cash ceiling test impairment of our natural gas and oil properties.

[2] (2) Interest income, interest expense and the provision for income taxes by segment are allocated as they are incurred at the corporate level.