Segment Information (Tables)

6 Months Ended

Jun. 30, 2014

Segment Reporting [Abstract]

Operating Income And Property And Equipment Costs Incurred

	Exploration & Production												Quicksilver Consolidated
	U.S.		Canada		Midstream		Corporate			Elimination
For the Three Months Ended June 30:	(In thousands)
2014
Revenue	$	85,894	$	31,164	$	5,110	$	—		$	(4,136	)	$	118,032
DD&A	8,176		4,781		1,245		457			—			14,659
Operating income (loss)	18,901		4,445		2,132		(11,942		)	—			13,536
Property and equipment costs incurred	31,686		4,717		—		454			—			36,857
2013
Revenue	$	140,393	$	34,264	$	6,576	$	—		$	(5,736	)	$	175,497
DD&A	10,323		3,047		1,307		588			—			15,265
Operating income (loss)	392,786		16,209		3,362		(17,463		)	—			394,894
Property and equipment costs incurred	14,760		2,620		675		9,344			—			27,399
For the Six Months Ended June 30:
2014
Revenue	$	148,797	$	59,126	$	10,973	$	—		$	(9,078	)	$	209,818
DD&A	15,556		9,608		2,488		963			—			28,615
Operating income (loss)	21,081		3,835		5,334		(27,768		)	—			2,482
Property and equipment costs incurred	64,902		13,670		11		545			—			79,128
2013
Revenue	$	221,949	$	70,523	$	12,791	$	—		$	(11,062	)	$	294,201
DD&A	23,451		6,237		2,647		1,186			—			33,521
Operating income (loss)	399,710		19,050		6,486		(34,224		)	—			391,022
Property and equipment costs incurred	35,313		5,684		755		9,984			—			51,736
Property, plant and equipment-net
June 30, 2014	$	402,791	$	313,669	$	94,306	$	4,565		$	—		$	815,331
December 31, 2013	451,840		306,423		97,118		5,424			—			860,805
Total assets
June 30, 2014	588,817		357,494		108,171		4,565			—			$	1,059,047
December 31, 2013	895,388		359,951		108,963		5,424			—			1,369,726