CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Cash flows from operating activities:
Net income (loss)	$ (619,963)	$ 24,030
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Accretion of discount on available for sale debt securities	(69)	(65)
Accretion of discount on Senior Notes	426	202
Amortization of deferred offering costs	4,655	965
Depreciation, depletion, amortization and impairment	644,482	56,489
Deferred tax (benefit) expense	17	(17)
Change in fair value of derivative financial instruments	(7,076)	(7,479)
Loss on contingent consideration	540	190
Stock option expense	2,212	1,607
Gain on debt extinguishment	(14,407)
Change in assets and liabilities:
Decrease in accounts receivable-trade	10,145	1,849
(Increase) decrease in other assets	(7,303)	578
Decrease (increase) in accounts payable and accruals	(8,255)	10,570
Decrease in other long term liabilities	(1,772)	(4,914)
Net cash provided by operating activities	3,632	84,005
Cash flows from investing activities:
Purchase, exploration and development of oil and gas properties	(36,112)	(412,531)
Purchase of property and equipment	(254)	(2,774)
Net cash used in investing activities	(36,366)	(415,305)
Cash flows from financing activities:
Proceeds from Credit Facilities and senior notes offering	347,984	389,599
Payments on debt and debentures	(289,860)	(67,623)
Payments on taxes of vested restricted stock and proceeds from the exercise of stock options	(329)	(593)
Net cash provided by financing activities	57,795	321,383
Net increase (decrease) in cash and cash equivalents	25,061	(9,917)
Cash and cash equivalents at beginning of year	1,703	11,620
Cash and cash equivalents at end of year	26,764	1,703
Supplemental disclosure of cash flow information
Cash paid for interest (net of capitalized interest of $8,969 and $4,980 in 2015 and 2014)	21,763	8,662
Noncash investing and financing activities:
Accrued preferred stock dividend	10	10
Change in accounts payable relating to oil and gas property	(6,173)	7,635
Increase in asset retirement liability	9	2,088
Common Stock issued for Citrus Acquisition		41,400
Common Stock issued for Second Lien Credit Facility	2,000
Noncash debt restructuring exchanges	40,221
Citrus Acquisition Of Marcellus Assets
Noncash investing and financing activities:
Common Stock issued for Citrus Acquisition		41,400
Earn-Out provision	730	6,340
Farm-Out provision	$ (3,410)	$ 3,410