Concentration Risk

12 Months Ended

Dec. 31, 2011

Risks and Uncertainties [Abstract]

Concentration Risk

Concentration Risk

The following table provides information about the extent of reliance on major customers and gas suppliers. Total revenues and cost of sales from transactions with an external customer or supplier amounting to 10% or more of revenue or cost of gas and liquids are disclosed below, together with the identity of the reporting segment.

		Successor				Predecessor
	Reportable Segment	Year Ended December 31, 2011		Period from  May 26, 2010 to December 31, 2010		Period from January 1, 2010 to May 25, 2010		Year Ended December 31, 2009
Customer
Customer A	Gathering and  Processing	$	366,259	$	131,724	$	88,003	$	123,524
Customer B	Gathering and Processing	—		*		52,372		*
Supplier
Supplier A	Joint Ventures	$	—	$	—	$	—	$	14,053
Supplier A	Gathering and Processing	*		*		*		143,435
Supplier B	Gathering and Processing	132,679		—		—		—

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* Amounts are less than 10% of the total revenue or cost of sales.

The Partnership is a party to various commercial netting agreements that allow it and contractual counterparties to net receivable and payable obligations. These agreements are customary and the terms follow standard industry practice. In the opinion of management, these agreements reduce the overall counterparty risk exposure.