Revisions to Prior Periods (Details) (USD $)	1 Months Ended	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011		Dec. 31, 2010
Correction of error - revenues											$ 976,000		$ 55,000
Properties and equipment, net		5,635,000								5,635,000
Business Acquisitions, Pre Acquisition Cost	3,800,000
Deferred Revenue, Current		415,000								415,000
Other Liabilities, Noncurrent		4,653,000								4,653,000
Deferred Revenue, Noncurrent		5,428,000								5,428,000
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest		(4,861,000)								(4,861,000)
Correction of error - operating expenses											898,000		1,808,000
Correction of error - depreciation											2,050,000		794,000
Correction of error - net income											(1,972,000)		(2,547,000)
Correction of error - limited partners per unit interest			$ (0.02)	$ (0.02)		$ 0.00	$ (0.03)	$ 0.00	$ (0.01)		$ (0.04)		$ (0.06)
Correction of error - net cash provided by operations											4,278,000		1,629,000
Correction of error - net cash used for investing											(4,278,000)		(1,629,000)
Net Income (Loss), Predecessor Entity	$ 3,800,000									$ (4,200,000)	$ (6,351,000)
Limited partners’ per unit interest in earnings—basic and diluted:	$ 0	$ 0.37	$ 0.32	$ 0.30	$ 0.30		$ 0	$ 0	$ 0	$ 1.29	$ 1.38	[1]	$ 1.00	[1]
UNEV Pipeline [Member]
Limited partners’ per unit interest in earnings—basic and diluted:											$ 0.08

[1] (1) Restated as described in Note 2.