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Prepaid Expenses (Details) - USD ($)
Dec. 31, 2019
Jun. 30, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Prepaid insurance $ 90,504 $ 206,198
Prepaid subscription and licenses 48,895 55,435
Prepaid federal and state income taxes 351,679 121,679
Prepaid investor relations and other 27,318 74,966
Total prepaid expenses $ 518,396 $ 458,278