Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2015		Dec. 31, 2014
Current assets
Cash	$ 175,673		$ 223,529
Accounts receivable - net of allowance for doubtful accounts	27,537		65,158
Derivative assets at fair value	0		120,176
Other current assets	17,794		14,414
Total current assets	221,004		423,277
Property, plant and equipment - net
Oil and natural gas properties, full cost method (including unevaluated costs of $21,377 and $18,803, respectively)	341,488		614,668
Property, Plant and Equipment, Other, Net	99,332		114,112
Property, plant and equipment, net of accumulated depletion and depreciation	440,820		728,780
Derivative assets at fair value	0		29,391
Other Noncurrent Assets	6,640		32,854
Total assets	668,464		1,214,302
Long-term Debt, Current Maturities	156,985	[1]	2,037,305
Current liabilities
Accounts payable	19,528		22,586
Accrued liabilities	38,004		81,146
Total current liabilities	214,517		2,141,037
Long-term debt	0	[1]	0
Partnership liability	87,935		91,956
Asset retirement obligations	99,791		104,049
Other liabilities	10,195		15,131
Liabilities Subject to Compromise	$ 1,884,128		$ 0
Commitments and contingencies (Note 7)
Stockholders' equity
Preferred stock, par value $0.01, 10,000,000 shares authorized, none outstanding	$ 0		$ 0
Common stock, $0.01 par value, 400,000,000 shares authorized, and 191,487,376 and 187,802,994 shares issued, respectively	1,915		1,878
Paid in capital in excess of par value	786,783		781,669
Treasury stock of 8,378,865 and 7,444,372 shares, respectively	(53,925)		(53,810)
Accumulated other comprehensive income	48,304		71,853
Retained deficit	(2,411,179)		(1,939,461)
Total stockholders' equity	(1,628,102)		(1,137,871)
Total liabilities and stockholders' equity	$ 668,464		$ 1,214,302

[1] As a result of our Chapter 11 filings, we have classified all debt as current at September 30, 2015