CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Revenues:
Oil and gas production revenues	$ 13,136,000	$ 11,004,000	$ 31,923,000	$ 20,545,000
Other	16,000	4,000	31,000	27,000
Revenues	13,152,000	11,008,000	31,954,000	20,572,000
Operating costs and expenses:
Lease operating	3,421,000	4,259,000	7,539,000	9,010,000
Production and ad valorem taxes	1,158,000	1,227,000	2,778,000	2,402,000
Rig expense	0	263,000	0	342,000
Depreciation, depletion, and amortization	4,415,000	5,669,000	9,789,000	11,561,000
Proved property impairment	0	28,735,000	0	63,820,000
General and administrative (including stock-based compensation of $979, $835, $1,749 and $1,643, respectively)	2,898,000	2,753,000	5,635,000	5,478,000
Operating costs and expenses	11,892,000	42,906,000	25,741,000	92,613,000
Operating income (loss)	1,260,000	(31,898,000)	6,213,000	(72,041,000)
Other (income) expense:
Interest income	1,000	1,000	1,000	1,000
Interest expense	501,000	1,152,000	1,008,000	2,390,000
Amortization of deferred financing fees	117,000	448,000	254,000	612,000
(Gain) loss on derivative contracts	(6,450,000)	13,440,000	(15,831,000)	12,775,000
(Gain) on sale of assets	(102,000)	0	(102,000)	0
Total other (income) expense	(5,935,000)	15,039,000	(14,672,000)	15,776,000
Income (loss) before income tax	7,195,000	(46,937,000)	20,885,000	(87,817,000)
Income tax (expense) benefit	0	0	0	0
Net income (loss)	$ 7,195,000	$ (46,937,000)	$ 20,885,000	$ (87,817,000)
Net (loss) income per common share
Net income (loss) per common share - basic (in usd per share	$ 0.04	$ (0.40)	$ 0.13	$ (0.80)
Net income (loss) per common share - diluted (in usd per share)	$ 0.04	$ (0.40)	$ 0.13	$ (0.80)
Weighted average shares outstanding:
Weighted average shares outstanding, basic (shares)	162,357	116,120	158,259	110,415
Weighted average shares outstanding, diluted (shares)	163,805	116,120	159,942	110,415