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Summary of Significant Accounting Policies (Details Textual) - USD ($)
12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Cash, FDIC Insured Amount $ 250,000  
Foreign Currency Transaction Gain (Loss), before Tax $ 8,020 $ (20,865)
Concentration Risk, Benchmark Description Less than 10%  
Allowance for Doubtful Accounts Receivable $ 115,040 $ 119,536
Restricted Stock [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 416,619 513,194
Sales Revenue, Net [Member]    
Concentration Risk, Percentage 10.00% 10.00%
Accounts Receivable [Member]    
Concentration Risk, Percentage 10.00% 10.00%
Minimum [Member]    
Property, Plant and Equipment, Useful Life 3 years  
Maximum [Member]    
Property, Plant and Equipment, Useful Life 7 years  
Europe Financial Institutions [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 109,585 93,359
Deposits $ 109,585 $ 93,359
Employee Stock Option [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 2,991,835 3,130,310
Employee Stock Option [Member] | Warrant [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 1,985,000 1,985,000