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Stock-Based Compensation (Details 1)
9 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Share-based Payment Arrangement [Abstract]    
Weighted-average expected volatility 71.20% 65.60%
Dividend yields 0.00% 0.00%
Weighted-average risk-free interest rate 0.28% 1.56%
Weighted-average expected term, in years 7 years 5 months 26 days 7 years 6 months