Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Revenue:
Revenue	$ 376,137	$ 399,181
Derivative loss	(185)	(48,715)
Total revenue	375,952	350,466
Operating expenses:
Purchased product costs	152,557	154,555
Derivative (gain) loss related to purchased product costs	(10,704)	18,800
Facility expenses	59,755	48,840
Derivative gain related to facility expenses	(332)	(1,746)
Selling, general and administrative expenses	25,408	25,224
Depreciation	69,597	41,145
Amortization of intangible assets	14,830	10,985
Loss on disposal of property, plant and equipment	138	986
Accretion of asset retirement obligations	353	238
Total operating expenses	311,602	299,027
Income from operations	64,350	51,439
Other (expense) income:
Loss from unconsolidated affiliate	(85)	(9)
Interest income	149	72
Interest expense	(38,336)	(29,472)
Amortization of deferred financing costs and discount (a component of interest expense)	(1,830)	(1,270)
Loss on redemption of debt	(38,455)
Miscellaneous income, net		58
(Loss) income before provision for income tax	(14,207)	20,818
Provision for income tax (benefit) expense:
Current	(5,414)	15,341
Deferred	11,971	(10,796)
Total provision for income tax	6,557	4,545
Net (loss) income	(20,764)	16,273
Net loss (income) attributable to non-controlling interest	5,304	(253)
Net (loss) income attributable to the Partnership's unitholders	$ (15,460)	$ 16,020
Net (loss) income attributable to the Partnership's common unitholders per common unit (Note 11):
Basic (in dollars per unit)	$ (0.12)	$ 0.16
Diluted (in dollars per unit)	$ (0.12)	$ 0.14
Weighted average number of outstanding common units:
Basic (in units)	128,615	96,840
Diluted (in units)	128,615	117,593
Cash distribution declared per common unit (in dollars per unit)	$ 0.82	$ 0.76