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Sale of Assets (Details Textual) (USD $)
1 Months Ended 6 Months Ended 12 Months Ended
Jan. 24, 2013
Well
Jun. 30, 2013
Dec. 31, 2012
Mcfe
Bcfe
Dec. 31, 2011
Bcfe
Sale of Assets (Textual) [Abstract]        
Sale of interests in non-core assets $ 2,625,000      
Retained an overriding royalty interest 2.50% 2.50%    
Number of wellbores operator assumed 300      
Production of wells mcfe per day     800  
Proven reserves of wells Bcfe per day       2.5
Overriding royalty interest retained   5.00%    
Impairment loss on shallow well assets     $ 10,132,702