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Summary of Significant Accounting Policies (Details 1) - shares
12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Antidilutive Securities Excluded from Computation of Earnings Per Share 22,607,275 1,923,199
Warrants to purchase common stock - liability classified    
Antidilutive Securities Excluded from Computation of Earnings Per Share 221,006 221,006
Warrant to purchase common stock - equity classified    
Antidilutive Securities Excluded from Computation of Earnings Per Share 16,238,657 1,661,655
Employee stock options    
Antidilutive Securities Excluded from Computation of Earnings Per Share 1,607 1,798
Employee unvested restricted stock    
Antidilutive Securities Excluded from Computation of Earnings Per Share 2,551,024 38,740
ConvertiblePreferredStock    
Antidilutive Securities Excluded from Computation of Earnings Per Share 3,594,981