Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012		Dec. 31, 2011
Current Assets:
Cash and cash equivalents	$ 15,883		$ 990
Trade accounts receivable, net of allowance	32,407		43,917
Accrued revenues	76,850		68,011
Related party receivables	20,712		45,204
Derivative assets	14,361		4,374
Other current assets	24,721		24,628
Total current assets	184,934		187,124
Property, Plant and Equipment:
Property, plant and equipment	2,264,661		2,080,932
Less accumulated depreciation	(272,213)		(195,404)
Property, plant and equipment, net	1,992,448		1,885,528
Other Assets:
Investment in unconsolidated affiliates	2,102,503		1,924,705
Long-term derivative assets	1,872		474
Other, net of accumulated amortization of debt issuance costs	34,770		39,353
Total other assets	2,139,145		1,964,532
Intangible assets, net of accumulated amortization	726,246		740,883
Goodwill	789,789		789,789
TOTAL ASSETS	5,832,562		5,567,856
Current Liabilities:
Drafts payable	349		2,507
Trade accounts payable	65,399		73,462
Accrued cost of gas and liquids	56,043		84,943
Related party payables	35,362		12,625
Deferred revenues, including related party amounts	13,376		16,225
Derivative liabilities	113		10,535
Other current liabilities	32,034		33,009
Total current liabilities	202,676		233,306
Long-term derivative liabilities	30,644		39,112
Other long-term liabilities	5,721		6,071
Long-term debt, net	1,780,558		1,687,147
Commitments and contingencies
Series A Preferred Units	72,370	[1]	71,144
Partners' capital and noncontrolling interest:
Common units	3,367,505		3,173,090
General partner interest	328,272		329,876
Accumulated other comprehensive income (loss)	1,065		(4,759)
Total partners' capital	3,696,842		3,498,207
Noncontrolling interest	43,751		32,869
Total partners' capital and noncontrolling interest	3,740,593		3,531,076
TOTAL LIABILITIES AND PARTNERS' CAPITAL AND NONCONTROLLING INTEREST	$ 5,832,562		$ 5,567,856

[1] *This amount will be accreted to $80 million plus any accrued but unpaid distributions and interest by deducting amounts from partners’ capital over the remaining periods until the mandatory redemption date of September 2, 2029.