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Equity Instruments (Details 3) - USD ($)
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Allocated Share-based Compensation Expense $ 2,502,000 $ 903,000
Unrecognized expense at June 30, 2017 $ 775,000  
Weighted average remaining years to vest (in years) 1 year 9 months 22 days  
Research and Development Expense [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Allocated Share-based Compensation Expense $ 0 89,000
Selling, General and Administrative Expenses [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Allocated Share-based Compensation Expense $ 2,502,000 $ 814,000