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Earnings Per Share - Anti-dilutive (Details) - shares
3 Months Ended 6 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Earnings Per Share [Abstract]        
Number of common shares subject to equity-based awards that were excluded from the computation of diluted earnings per share because the effect of their exercise would be anti-dilutive 3,534,042 873,214 2,894,106 1,004,789