Summarized Quarterly Financial Information—Unaudited (Tables)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

Summarized quarterly financial information is as follows (amounts in thousands except per share data):

	Quarter Ended
	March 31			June 30			September 30			December 31
2015:
Revenues	$	33,451		$	32,550		$	26,872		$	23,096
Loss from operations (1)	(121,887		)	(57,796		)	(50,617		)	(61,864		)
Loss available to common stockholders (1)	(122,240		)	(61,083		)	(51,910		)	(64,696		)
Earnings per share:
Basic	$	(1.89	)	$	(0.94	)	$	(0.80	)	$	(0.98	)
Diluted	$	(1.89	)	$	(0.94	)	$	(0.80	)	$	(0.98	)
2014:
Revenues	$	59,966		$	60,581		$	56,486		$	47,988
Income from operations	11,323			10,879			5,569			478
Income available to common stockholders	10,043			9,592			4,671			1,745
Earnings per share:
Basic	$	0.15		$	0.15		$	0.07		$	0.02
Diluted	$	0.15		$	0.15		$	0.07		$	0.02

(1) Loss from operations and net loss available to common stockholders reported during the three months ended March 31, June 30, September 30 and December 31, 2015 included pretax ceiling test write-downs of $108.9 million, $65.5 million, $40.2 million and $51.9 million, respectively. Additionally, loss from operations and net loss available to common stockholders reported during the three months ended June 30, 2015 included a pretax gain on sale of oil and gas properties of $21.5 million.