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Compensatory Equity Incentive Plan and Other Equity Incentives (Details 1)
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Expected volatility - minimum 77.00% 68.00%
Expected volatility - maximum 83.00% 103.00%
Dividend yields 0.00% 0.00%
Risk free interest rate - minimum 1.24% 0.37%
Risk free interest rate - maximum 1.90% 1.49%
Expected term (in years) 7 years 5 months 27 days  
Lower Limit [Member]    
Expected term (in years)   4 years 3 months 15 days
Upper Limit [Member]    
Expected term (in years)   7 years 6 months