Predecessor's Unconsolidated Investment In Ute Energy, LLC (Narrative) (Details) (Predecessor [Member], USD $)	12 Months Ended	1 Months Ended
Dec. 21, 2010	Mar. 31, 2010 Ute Energy L L C [Member]
Redeemable units converted to common units		2,929,471
Common units received from converted redeemable units		2,929,471
Addtional redeemable units received upon conversion of redeemable units to common units		175,126
Gain on conversion of units		$ 4,100,000
Per Unit value of Class A Common Units		$ 10
Return percentage of redeemable units		12.00%
Common unit ownership percentage before recapitalization		25.00%
Common unit ownership percentage after recapitalization		23.80%
Equity in earnings of Ute Energy, LLC	$ 3,782,000

This item represents the entity's proportionate share for the period of the net income (loss) of its investee (such as unconsolidated subsidiaries and joint ventures) to which the equity method of accounting is applied. This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

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Reference 8: http://www.xbrl.org/2003/role/presentationRef

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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