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Supplemental Quarterly Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2015

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Data

Quarterly Financial Data



	Successor
	Quarters Ended
	March 31				June 30				September 30				December 31
(in thousands)
2015:
Oil, natural gas and natural gas liquids sales	$	156,586			$	173,381			$	140,252			$	104,812
Electricity sales	5,151				6,609				8,610				4,174
Gains (losses) on oil and natural gas derivatives	3,267				(4,474		)		27,664				2,718
Total revenues and other	169,281				177,890				179,307				115,176
Total expenses ⁽¹⁾	474,938				191,222				696,633				218,155
(Gains) losses on sale of assets and other, net	(4,473		)		(811		)		2,633				732
Net loss	(322,725		)		(28,832		)		(537,158		)		(126,462		)



	Successor
	Quarters Ended
	March 31				June 30				September 30				December 31
(in thousands)
2014:
Oil, natural gas and natural gas liquids sales	$	333,116			$	360,380			$	350,863			$	254,043
Electricity sales	9,969				10,192				11,300				8,561
Gains (losses) on oil and natural gas derivatives	3,465				(25,562		)		44,990				55,891
Total revenues and other	351,380				347,261				409,416				323,232
Total expenses ⁽¹⁾	244,156				240,116				225,834				488,741
Losses on sale of assets and other, net	3,367				4,257				49,011				64,151
Net income (loss)	79,698				79,008				115,165				(251,275		)


⁽¹⁾	Includes the following expenses: lease operating, transportation, marketing, general and administrative, exploration, depreciation, depletion and amortization, impairment of long-lived assets and taxes, other than income taxes.