Supplementary Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Supplementary Quarterly Financial Data (Unaudited)

(11) Supplementary Quarterly Financial Data (Unaudited)

	2014
	First			Second			Third			Fourth			Total
	(In thousands, except per share data)
Total oil and gas sales	$	141,909		$	155,723		$	144,983		$	112,616		$	555,231
Operating income (loss)	$	20,228		$	27,729		$	263		$	(80,291	)	$	(32,071	)
Net income (loss)	$	1,165		$	1,898		$	(1,903	)	$	(58,271	)	$	(57,111	)
Income (loss) per share:
Basic and diluted	$	0.11		$	0.19		$	(0.22	)	$	(6.31	)	$	(6.20	)
	2015
	First			Second			Third			Fourth			Total
	(In thousands, except per share data)
Total oil and gas sales	$	66,522		$	77,312		$	61,360		$	47,228		$	252,422
Operating loss	$	(96,928	)	$	(182,185	)	$	(596,026	)	$	(290,515	)	$	(1,165,654	)
Net income (loss)	$	(78,502	)	$	(135,068	)	$	(544,996	)	$	(288,543	)	$	(1,047,109	)
Income (loss) per share:
Basic and diluted	$	(8.53	)	$	(14.64	)	$	(59.05	)	$	(31.26	)	$	(113.53	)

Basic and diluted per share amounts are the same for each of the quarters and for the years ended where a net loss was reported.

Results of operations include the following non-routine items of income (expense), which are presented before the effect of income taxes:

	2014
	First			Second			Third			Fourth			Total
	(In thousands)
Impairments of unproved oil and gas properties	$	—		$	—		$	—		$	(487	)	$	(487	)
Impairments of proved oil and gas properties	$	—		$	(256	)	$	(15	)	$	(59,997	)	$	(60,268	)
	2015
	First			Second			Third			Fourth			Total
	(In thousands)
Gain (loss) on sale of oil and gas properties	$	—		$	(111,830	)	$	52		$	(307	)	$	(112,085	)
Net gain (loss) on extinguishment of debt	$	(2,735	)	$	7,267		$	51,054		$	23,155		$	78,741
Impairments of unproved oil and gas properties	$	(40,432	)	$	(23,040	)	$	(5,090	)	$	(385	)	$	(68,947	)
Impairments of proved oil and gas properties	$	(403	)	$	(1,984	)	$	(544,714	)	$	(254,246	)	$	(801,347	)