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Commitments and Contingencies (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
May 16, 2017
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2019
Mar. 31, 2018
Commitments and Contingencies (Textual)          
Rent expense   $ 145,446 $ 140,647 $ 469,789 $ 409,669
Sublease rental income   $ 54,970 $ 56,501 $ 160,085 $ 164,909
Damages amount $ 6,000,000