Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Revenue:
Revenue	$ 525,119	$ 395,421	$ 1,041,562	$ 768,879
Derivative (loss) gain	(6,753)	19,699	(10,720)	19,514
Total revenue	518,366	415,120	1,030,842	788,393
Operating expenses:
Purchased product costs	215,824	155,359	427,388	307,916
Derivative loss (gain) related to purchased product costs	11,964	(20,432)	4,166	(31,136)
Facility expenses	83,545	62,797	167,250	122,307
Derivative loss related to facility expenses	2,045	800	1,777	468
Selling, general and administrative expenses	27,701	25,499	62,991	50,741
Depreciation	104,078	71,562	206,007	139,579
Amortization of intangible assets	15,965	17,092	31,943	31,922
Loss (gain) on disposal of property, plant and equipment	1,450	(37,736)	1,357	(37,598)
Accretion of asset retirement obligations	168	157	336	509
Total operating expenses	462,740	275,098	903,215	584,708
Income from operations	55,626	140,022	127,627	203,685
Other income (expense):
Equity in (loss) earnings from unconsolidated affiliates	(721)	430	(471)	665
Interest income	10	62	19	211
Interest expense	(43,391)	(36,955)	(84,375)	(75,291)
Amortization of deferred financing costs and debt discount (a component of interest expense)	(1,449)	(1,784)	(4,273)	(3,614)
Loss on redemption of debt				(38,455)
Miscellaneous income, net	33	6	43	6
Income before provision for income tax	10,108	101,781	38,570	87,207
Provision for income tax expense (benefit):
Current	(19)	(2,745)	326	(8,159)
Deferred	(2,921)	19,028	9,280	30,999
Total provision for income tax	(2,940)	16,283	9,606	22,840
Net income	13,048	85,498	28,964	64,367
Net (income) loss attributable to non-controlling interest	(4,071)	(1,799)	(7,495)	3,874
Net income attributable to the Partnership's unitholders	$ 8,977	$ 83,699	$ 21,469	$ 68,241
Net income attributable to the Partnership's common unitholders per common unit:
Basic (in dollars per unit)	$ 0.05	$ 0.63	$ 0.13	$ 0.52
Diluted (in dollars per unit)	$ 0.05	$ 0.55	$ 0.12	$ 0.45
Weighted average number of outstanding common units:
Basic (in units)	164,613	131,227	161,727	129,928
Diluted (in units)	181,237	151,866	178,378	150,580
Cash distribution declared per common unit (in dollars per unit)	$ 0.87	$ 0.83	$ 1.73	$ 1.65