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Prepaid Expenses and Other Current Assets (Details) - USD ($)
Jun. 30, 2019
Jun. 30, 2018
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]    
Prepaid insurance $ 206,198 $ 198,558
Prepaid federal and state income taxes 121,679 231,920
Retainers and deposits 8,019 11,089
Other prepaid expenses 122,382 82,940
Prepaid expenses and other current assets $ 458,278 $ 524,507