Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenue:
Product sales	$ 156,643	$ 309,919	$ 324,580	$ 632,288
Service revenue	302,847	215,200	594,872	409,274
Derivative gain (loss)	138	(6,753)	7,506	(10,720)
Total revenue	459,628	518,366	926,958	1,030,842
Operating expenses:
Purchased product costs	123,292	215,824	246,776	427,388
Derivative loss related to purchased product costs	2,255	11,964	6,795	4,166
Facility expenses	88,550	83,545	180,366	167,250
Derivative loss related to facility expenses	91	2,045	91	1,777
Selling, general and administrative expenses	34,971	27,701	69,606	62,991
Depreciation	121,909	104,078	241,501	206,007
Amortization of intangible assets	15,596	15,965	31,422	31,943
Impairment expense			25,523
Loss on disposal of property, plant and equipment	2,417	1,450	1,606	1,357
Accretion of asset retirement obligations	194	168	387	336
Total operating expenses	389,275	462,740	804,073	903,215
Income from operations	70,353	55,626	122,885	127,627
Other income (expense):
Equity in earnings (loss) from unconsolidated affiliates	3,262	(721)	3,774	(471)
Interest expense	(52,087)	(43,391)	(102,144)	(84,375)
Amortization of deferred financing costs and debt discount (a component of interest expense)	(1,562)	(1,449)	(3,197)	(4,273)
Loss on redemption of debt	(117,860)		(117,860)
Miscellaneous income, net	46	43	94	62
(Loss) income before provision for income tax	(97,848)	10,108	(96,448)	38,570
Provision for income tax expense (benefit):
Current	125	(19)	164	326
Deferred	(11,581)	(2,921)	(15,741)	9,280
Total provision for income tax expense (benefit)	(11,456)	(2,940)	(15,577)	9,606
Net (loss) income	(86,392)	13,048	(80,871)	28,964
Net income attributable to non-controlling interest	(15,094)	(4,071)	(29,698)	(7,495)
Net (loss) income attributable to the Partnership's unitholders	$ (101,486)	$ 8,977	$ (110,569)	$ 21,469
Net (loss) income attributable to the Partnership's common unitholders per common unit:
Basic (in dollars per unit)	$ (0.55)	$ 0.05	$ (0.60)	$ 0.13
Diluted (in dollars per unit)	$ (0.55)	$ 0.05	$ (0.60)	$ 0.12
Weighted average number of outstanding common units:
Basic (in units)	186,855	164,613	186,771	161,727
Diluted (in units)	186,855	181,237	186,771	178,378
Cash distribution declared per common unit (in dollars per unit)	$ 0.91	$ 0.87	$ 1.81	$ 1.73