EQUITY METHOD INVESTMENT (Details) (USD $)		1 Months Ended	6 Months Ended	1 Months Ended
	Jun. 30, 2012	Apr. 30, 2012 Amended and Restated Limited Liability Company Agreement Y	Jun. 30, 2012 Amended and Restated Limited Liability Company Agreement	Feb. 29, 2012 Precedent Agreement with constitution Pipeline Company, LLC Mcfperday mile
Constitution Pipeline Company, LLC
Length of pipeline to be constructed (in miles)				120
Capacity owned by entity on newly constructed pipeline (in Mcf per day)				500,000
Entity's equity interest in construction agreement (as a percent)		25.00%		25.00%
Amount entity agreed to invest		$ 187,000,000
Contribution cap		250,000,000
Number of years investment is expected to occur		3
Initial contribution			2,100,000
Net book value	$ 2,078,000		$ 2,100,000