CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016		Mar. 31, 2015
Cash flows from operating activities
Net loss	$ (33,473)		$ (57,165)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation, depletion and amortization	13,812		90,790
Accretion of firm transportation obligation	175		212
Derivative contracts:
Net gains	(4,492)		(22,867)
Cash settlements, net	30,559		37,492
Deferred income tax expense	0		141
Loss on sales of assets, net	153		91
Non-cash exploration expense	856		1,983
Non-cash interest expense	1,269		1,104
Share-based compensation (equity-classified)	(602)	[1]	990
Other, net	(4)		9
Changes in operating assets and liabilities, net	20,278		(7,228)
Net cash provided by operating activities	28,531		45,552
Cash flows from investing activities
Capital expenditures – property and equipment	(14,005)		(168,994)
Proceeds from sales of assets, net	126		116
Net cash used in investing activities	(13,879)		(168,878)
Cash flows from financing activities
Proceeds from revolving credit facility borrowings	0		127,000
Repayment of revolving credit facility borrowings	(75)		0
Dividends paid on preferred stock	0		(6,067)
Net cash (used in) provided by financing activities	(75)		120,933
Net increase (decrease) in cash and cash equivalents	14,577		(2,393)
Cash and cash equivalents – beginning of period	11,955		6,252
Cash and cash equivalents – end of period	26,532		3,859
Cash paid for:
Interest	735		732
Income taxes paid (refunds received)	(35)		0
Non-cash Investing activities:
Changes in accrued liabilities related to capital expenditures	(9,697)		(21,539)
Derivatives Settled to Pay Down Revolver	$ 22,860		$ 0

[1] Includes equity-classified share-based compensation of $(602) and $990 for the three months ended March 31, 2016 and 2015, respectively.