Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 232	$ 50
Accounts receivable, trade, net of allowance of $1,004 and $1,232, respectively	27,752	24,550
Due from affiliates, net	0	3,759
Total current assets	27,984	28,359
Property, plant and equipment	1,218,372	953,759
Accumulated depreciation	(395,519)	(316,806)
Net property, plant and equipment	822,853	636,953
Goodwill	124,019	124,019
Interest rate swaps	1,963	5,769
Intangibles and other assets, net	24,145	18,245
Total assets	1,000,964	813,345
Current liabilities:
Accounts payable, trade	13	166
Due to affiliates, net	1,613	0
Accrued liabilities	10,621	9,347
Accrued interest	1,293	983
Current portion of interest rate swaps	3,402	3,112
Total current liabilities	16,942	13,608
Long-term debt	539,500	449,000
Total liabilities	556,442	462,608
Commitments and contingencies (Note 11)
Limited partner units:
Common units, 32,541,390 and 27,363,451 units issued, respectively	468,230	379,748
Subordinated units, 4,743,750 units issued and outstanding	(28,706)	(30,702)
General partner units, 2% interest with 757,722 and 653,318 equivalent units issued and outstanding, respectively	13,189	10,638
Accumulated other comprehensive loss	(7,636)	(8,673)
Treasury units, 25,601 and 15,756 common units, respectively	(555)	(274)
Total partners' capital	444,522	350,737
Total liabilities and partners' capital	$ 1,000,964	$ 813,345