Subsidiary Guarantors (Condensed Consolidated Statements Of Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012		Sep. 30, 2013		Sep. 30, 2012
Revenues:
Total revenue	$ 126,007		$ 91,128		$ 336,323		$ 274,588
Operating Expenses:
Production and disposal and related expenses	47,256				132,493
Depreciation, depletion and amortization	28,018		26,331		85,496		75,941
General and administrative	11,204		10,737		31,398		30,906
Accretion of asset retirement obligations and acquisition and transaction costs	2,356				6,466
Total operating expenses	88,834		73,906		255,853		216,301
Operating income	37,173		17,222		80,470		58,287
Other income (expense):
Gain (loss) on commodity derivative contracts, net	(48,619)		(52,633)		(14,414)		41,909
Interest expense, net, income tax expense and other income, net	(13,293)				(34,667)
Net income (loss)	(21,497)		(44,660)		33,943		77,814
Less: Net income (loss) attributable to noncontrolling interest	222				222
Net income (loss) attributable to QR Energy, LP	(21,719)		(44,660)		33,721		77,814
Commodity Contract [Member]
Other income (expense):
Gain (loss) on commodity derivative contracts, net	(45,377)	[1]	(49,461)	[1]	(11,860)	[1]	52,001	[1]
Parent Co - Issuer [Member]
Operating Expenses:
General and administrative	1,939				5,125
Total operating expenses	1,939				5,125
Operating income	(1,939)				(5,125)
Other income (expense):
Interest expense, net, income tax expense and other income, net	(7,244)				(22,224)
Equity earnings	(12,536)				61,070
Net income (loss)	(21,719)				33,721
Net income (loss) attributable to QR Energy, LP	(21,719)				33,721
Guarantor [Member]
Revenues:
Total revenue	122,150				332,466
Operating Expenses:
Production and disposal and related expenses	44,010				129,247
Depreciation, depletion and amortization	27,961				85,439
General and administrative	9,265				26,273
Accretion of asset retirement obligations and acquisition and transaction costs	2,312				6,422
Total operating expenses	83,548				247,381
Operating income	38,602				85,085
Other income (expense):
Interest expense, net, income tax expense and other income, net	(6,044)				(12,438)
Equity earnings	281				281
Net income (loss)	(12,538)				61,068
Net income (loss) attributable to QR Energy, LP	(12,538)				61,068
Guarantor [Member] | Commodity Contract [Member]
Other income (expense):
Gain (loss) on commodity derivative contracts, net	(45,377)				(11,860)
Non-Guarantor [Member]
Revenues:
Total revenue	4,506				4,506
Operating Expenses:
Production and disposal and related expenses	3,895				3,895
Depreciation, depletion and amortization	57				57
Accretion of asset retirement obligations and acquisition and transaction costs	44				44
Total operating expenses	3,996				3,996
Operating income	510				510
Other income (expense):
Interest expense, net, income tax expense and other income, net	(5)				(5)
Net income (loss)	505				505
Net income (loss) attributable to QR Energy, LP	505				505
Eliminations [Member]
Revenues:
Total revenue	(649)				(649)
Operating Expenses:
Production and disposal and related expenses	(649)				(649)
Total operating expenses	(649)				(649)
Other income (expense):
Equity earnings	12,255				(61,351)
Net income (loss)	12,255				(61,351)
Less: Net income (loss) attributable to noncontrolling interest	222				222
Net income (loss) attributable to QR Energy, LP	$ 12,033				$ (61,573)

[1] Gain (loss) on commodity derivative contracts is located in other income (expense) in the consolidated statements of operations.