Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details 4)

v3.19.1
Stockholders' Equity (Details 4) - Employee Stock Option [Member]
9 Months Ended
Mar. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Dividend rate 0.00%
Minimum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Volatility 70.60%
Risk-free rate 2.10%
Term - years 1 month 6 days
Maximum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Volatility 79.10%
Risk-free rate 3.20%
Term - years 3 years