CONSOLIDATED AND CONDENSED STATEMENTS OF CASH FLOWS (Unaudited) (USD $)	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities:
Net Income	$ 90,122,000	$ 21,491,000
Less: Income from discontinued operations	(67,312,000)	(7,728,000)
Net income from continuing operations	22,810,000	13,763,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	29,457,000	29,523,000
Amortization of deferred debt issuance costs	2,611,000	3,071,000
Amortization of debt discount	504,000	262,000
Loss on sale of property, plant and equipment	7,000	405,000
Gain on sale of equity method investment	(486,000)	0
Equity in earnings (loss) of unconsolidated entities	532,000	(100,000)
Other	379,000	131,000
Change in current assets and liabilities, excluding effects of acquisitions and dispositions:
Accounts and other receivables	(6,328,000)	(4,788,000)
Product exchange receivables	12,190,000	(16,552,000)
Inventories	(38,583,000)	(28,057,000)
Due from affiliates	(27,795,000)	221,000
Other current assets	431,000	1,874,000
Trade and other accounts payable	(8,533,000)	11,733,000
Product exchange payables	(9,405,000)	27,350,000
Due to affiliates	4,469,000	3,430,000
Income taxes payable	(96,000)	(799,000)
Other accrued liabilities	840,000	4,218,000
Change in other non-current assets and liabilities	(1,126,000)	(123,000)
Net cash provided by (used in) continuing operating activities	(18,122,000)	45,562,000
Net cash provided by discontinued operating activities	120,000	12,272,000
Net cash provided by (used in) operating activities	(18,002,000)	57,834,000
Cash flows from investing activities:
Payments for property, plant, and equipment	(63,009,000)	(48,769,000)
Acquisitions	0	(16,815,000)
Payments for plant turnaround costs	(2,578,000)	(2,103,000)
Proceeds from sale of property, plant, and equipment	33,000	530,000
Proceeds from sale of equity method investment	531,000	0
Investment in unconsolidated subsidiaries	(775,000)	(59,319,000)
Return of investments from unconsolidated entities	5,133,000	383,000
Distributions from (contributions to) unconsolidated entities for operations	(22,786,000)	(929,000)
Net cash used in continuing investing activities	(83,451,000)	(127,022,000)
Net cash provided by (used in) discontinued investing activities	271,181,000	(8,253,000)
Net cash provided by (used in) investing activities	187,730,000	(135,275,000)
Cash flows from financing activities:
Payments of long-term debt	(547,000,000)	(389,000,000)
Payments of notes payable and capital lease obligations	(6,522,000)	(831,000)
Proceeds from long-term debt	349,000,000	456,000,000
Net proceeds from follow on offering	91,361,000	70,330,000
General partner contribution	1,951,000	1,505,000
Treasury units purchased	(221,000)	(582,000)
Payment of debt issuance costs	(204,000)	(3,424,000)
Excess purchase price over carrying value of acquired assets	0	(19,685,000)
Cash distributions paid	(58,332,000)	(47,956,000)
Net cash provided by (used in) financing activities	(169,967,000)	66,357,000
Net decrease in cash	(239,000)	(11,084,000)
Cash at beginning of period	266,000	11,380,000
Cash at end of period	$ 27,000	$ 296,000