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Property and Equipment (Details) - USD ($)
 3 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Jun. 30, 2015
Property, Plant and Equipment [Line Items]      
Capital expenditures $ (4,072,935) $ (31,806)  
Oil and natural gas properties      
Property costs subject to amortization 60,325,947   $ 57,718,653
Less: Accumulated depreciation, depletion, and amortization (13,720,639)   (12,531,767)
Unproved properties not subject to amortization 0   0
Oil and natural gas property and equipment, net (full-cost method of accounting) 46,605,308   45,186,886
Other property and equipment      
Furniture, fixtures and office equipment, at cost 287,680   287,680
Artificial lift technology equipment, at cost 319,994   319,994
Less: Accumulated depreciation (354,967)   (330,918)
Other property and equipment, net 252,707   $ 276,756
Delhi field      
Property, Plant and Equipment [Line Items]      
Capital expenditures $ 2,600,000