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Stock-Based Compensation (Range Of Assumptions Used To Value Options Granted) (Details) - Stock Options [Member]
9 Months Ended
Mar. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected volatility 44.00%
Expected dividends 0.00%
Expected life (in years) 3 years
Risk-free rate 2.75%