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Income Taxes (Details 2) (USD $)
 12 Months Ended
Jun. 30, 2010
Jun. 30, 2012
Jun. 30, 2011
Deferred tax assets:      
Non-qualified stock-based compensation $ 866,035 $ 774,720 $ 959,547
Net operating loss carry-forwards 5,389,065 1,336,769 5,910,275
AMT credit carry-forward 645,938 714,571 682,456
Other 21,306 29,929 23,626
Gross deferred tax assets 6,922,344 2,855,989 7,575,904
Valuation allowance (5,187,983) (893,410) (5,187,983)
Total deferred tax assets 1,734,361 1,962,579 2,387,921
Deferred tax liability:      
Oil and natural gas properties (4,684,241) (7,842,437) (5,718,187)
Total deferred tax liability (4,684,241) (7,842,437) (5,718,187)
Net deferred tax liability (2,949,880) (5,879,858) (3,330,266)
Total AMT credit carry-forward   844,440  
AMT credit carry-forward associated with the windfall tax benefit excluded from net deferred tax liability   (129,869)  
Estimated tax benefit excluded from net tax liability   394,487  
Recovery in federal income taxes due to carry-back of tax losses 1,000,000    
Federal tax loss carry-forward   3,900,000  
Non-benefitted NOL related to unutilized windfall tax benefits   1,100,000  
Acquired deferral tax loss carry-forward   3,100,000  
Acquired deferral tax loss carry-forward available to use in equal amounts through 2023   $ 400,000