CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands		Sep. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents		$ 490	$ 448
Accounts receivable, less allowance for doubtful accounts of $3,306 and $2,719		110,792	188,941
Derivative assets		289,108	363,049
Inventory and other		23,038	17,854
Total current assets		423,428	570,292
Derivative assets		44,067	40,314
Natural gas and oil properties, successful efforts method	[1]	10,656,621	10,567,971
Accumulated depletion and depreciation	[1]	(2,871,827)	(2,590,398)
Natural gas and oil properties, successful efforts method, net	[1]	7,784,794	7,977,573
Other property and equipment		128,535	127,808
Accumulated depreciation and amortization		(98,700)	(90,227)
Other Property and equipment, net		29,835	37,581
Other assets		115,780	121,020
Total assets		8,397,904	8,746,780
Current liabilities:
Accounts payable		147,870	396,942
Asset retirement obligations		17,689	15,067
Accrued liabilities		172,702	187,973
Derivative liabilities		293
Accrued interest		31,756	39,695
Deferred tax liabilities		95,502	115,587
Total current liabilities		465,812	755,264
Bank debt		987,000	723,000
Senior notes		750,000	0
Subordinated notes		1,850,000	2,350,000
Deferred tax liabilities		843,189	997,494
Derivative liabilities		111	0
Deferred compensation liabilities		117,137	178,599
Asset retirement obligations and other liabilities		299,973	284,994
Total liabilities		$ 5,313,222	$ 5,289,351
Commitments and contingencies
Stockholders’ Equity
Preferred stock, $1 par, 10,000,000 shares authorized, none issued and outstanding		$ 0	$ 0
Common stock, $0.01 par, 475,000,000 shares authorized, 169,369,535 issued at September 30, 2015 and 168,711,131 issued at December 31, 2014		1,693	1,687
Common stock held in treasury, 60,015 shares at September 30, 2015 and 82,954 shares at December 31, 2014		(2,275)	(3,088)
Additional paid-in capital		2,439,075	2,400,475
Retained earnings		646,189	1,058,355
Total stockholders’ equity		3,084,682	3,457,429
Total liabilities and stockholders’ equity		$ 8,397,904	$ 8,746,780

[1] Includes capitalized asset retirement costs and the associated accumulated amortization.