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Share-Based Compensation (Narrative) (Details) - USD ($)
 12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Options granted during period (in shares) 166,593    
Total aggregate intrinsic value of options exercised $ 600,000 $ 5,400,000 $ 3,100,000
Fair value of options vested during period $ 1,600,000 1,600,000 $ 2,600,000
Stock Options [Member]      
Options granted during period (in shares) 166,593    
Vesting period (years) 3 years    
Contractual life (years) 10 years    
Exercise price percentage of fair market value at grant date 100.00%    
Unrecognized compensation cost $ 2,300,000    
Weighted-average period of recognition of unrecognized compensation cost (years) 1 year 2 months    
Restricted Stock [Member]      
Unrecognized compensation cost   $ 8,200,000  
Weighted-average period of recognition of unrecognized compensation cost (years) 1 year 2 months 9 days    
Shares granted (in shares) 194,232    
Amount to be divided by fair market value of common stock $ 100,000    
Shares withheld for income taxes for share based compensation 37,157    
2002 Long-Term Incentive Plan [Member]      
Shares available for future grant 2,446,465