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Stock-Based Compensation Plans (Details )
9 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Equity [Abstract]    
Risk-free interest rates 1.67% 2.80%
Expected option life in years 6 years 2 months 30 days 6 years 2 months 30 days
Expected stock price volatility 54.69% 56.01%
Expected dividend yield 0.00% 0.00%