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Asset Retirement Obligations (Details) (USD $)
3 Months Ended 9 Months Ended 12 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Mar. 31, 2014
Mar. 31, 2013
Jun. 30, 2013
Reconciliation of the beginning and ending asset retirement obligation          
Asset retirement obligations - beginning of period     $ 615,551 $ 968,677 $ 968,677
Liabilities sold     (48,273)   (439,927)
Liabilities incurred         60,143
Liabilities settled     (294,152)   (51,086)
Accretion of discount 9,631 17,232 34,977 56,090 72,312
Revisions to previous estimates     45,172   5,432
Asset retirement obligations due within one year included in "Other current liabilities" (173,084)   (173,084)    
Asset retirement obligations - end of period $ 180,191   $ 180,191   $ 615,551