Subsidiary Guarantors (Condensed Consolidating Statements Of Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014		Sep. 30, 2013
Revenues:
Total revenue	$ 130,188	$ 126,007	$ 386,117		$ 336,323
Operating Expenses:
Production and disposal and related expenses	55,893	47,256	160,617		132,493
Depreciation, depletion and amortization	32,611	28,018	93,203		85,496
General and administrative	10,203	11,204	29,819		31,398
Accretion of asset retirement obligations and acquisition and transaction costs	6,357	2,356	14,976		6,466
Total operating expenses	105,064	88,834	298,615		255,853
Operating income	25,124	37,173	87,502		80,470
Other income (expense):
Gain (loss) on commodity derivative contracts, net	70,231	(45,377)	(18,691)		(11,860)
Interest expense, net, income tax expense and other income, net	(11,744)	(13,293)	(38,524)		(34,667)
Gain on Deferred Class B unit obligation	18,855		6,883
Net income (loss)	102,466	(21,497)	37,170	[1]	33,943	[1]
Less: Net income attributable to noncontrolling interest	369	222	1,037		222
Net income (loss) attributable to QR Energy, LP	102,097	(21,719)	36,133		33,721
Parent Co - Issuer [Member]
Operating Expenses:
General and administrative	2,433	1,939	5,925		5,125
Total operating expenses	2,433	1,939	5,925		5,125
Operating income	(2,433)	(1,939)	(5,925)		(5,125)
Other income (expense):
Interest expense, net, income tax expense and other income, net	(7,244)	(7,244)	(21,732)		(22,224)
Gain on Deferred Class B unit obligation	18,855		6,883
Equity in earnings (loss)	92,919	(12,536)	56,907		61,070
Net income (loss)	102,097	(21,719)	36,133		33,721
Net income (loss) attributable to QR Energy, LP	102,097	(21,719)	36,133		33,721
Guarantor [Member]
Revenues:
Total revenue	124,505	122,150	369,466		332,466
Operating Expenses:
Production and disposal and related expenses	51,271	44,010	147,018		129,247
Depreciation, depletion and amortization	32,495	27,961	92,886		85,439
General and administrative	7,770	9,265	23,894		26,273
Accretion of asset retirement obligations and acquisition and transaction costs	6,281	2,312	14,752		6,422
Total operating expenses	97,817	83,548	278,550		247,381
Operating income	26,688	38,602	90,916		85,085
Other income (expense):
Gain (loss) on commodity derivative contracts, net	70,231	(45,377)	(18,691)		(11,860)
Interest expense, net, income tax expense and other income, net	(4,526)	(6,044)	(16,814)		(12,438)
Equity in earnings (loss)	526	281	1,496		281
Net income (loss)	92,919	(12,538)	56,907		61,068
Net income (loss) attributable to QR Energy, LP	92,919	(12,538)	56,907		61,068
Non-Guarantor [Member]
Revenues:
Total revenue	7,146	4,506	20,780		4,506
Operating Expenses:
Production and disposal and related expenses	6,085	3,895	17,728		3,895
Depreciation, depletion and amortization	116	57	317		57
Accretion of asset retirement obligations and acquisition and transaction costs	76	44	224		44
Total operating expenses	6,277	3,996	18,269		3,996
Operating income	869	510	2,511		510
Other income (expense):
Interest expense, net, income tax expense and other income, net	26	(5)	22		(5)
Net income (loss)	895	505	2,533		505
Net income (loss) attributable to QR Energy, LP	895	505	2,533		505
Eliminations [Member]
Revenues:
Total revenue	(1,463)	(649)	(4,129)		(649)
Operating Expenses:
Production and disposal and related expenses	(1,463)	(649)	(4,129)		(649)
Total operating expenses	(1,463)	(649)	(4,129)		(649)
Other income (expense):
Equity in earnings (loss)	(93,445)	12,255	(58,403)		(61,351)
Net income (loss)	(93,445)	12,255	(58,403)		(61,351)
Less: Net income attributable to noncontrolling interest	369	222	1,037		222
Net income (loss) attributable to QR Energy, LP	$ (93,814)	$ 12,033	$ (59,440)		$ (61,573)

[1] Includes net income attributable to noncontrolling interest