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Stock-Based Compensation (Valuation Assumptions) (Details) - $ / shares
12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2014
Stock-Based Compensation [Abstract]      
Weighted average estimated fair value per share of options granted during the period (per share) $ 2.94 $ 4.04 $ 3.18
Dividend yield 2.10%
Common stock price volatility 45.43% 46.85% 38.88%
Risk free rate of return 1.55% 1.62% 1.53%
Expected option term (in years) 5 years 8 months 12 days 5 years 9 months 18 days 5 years