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Earnings Per Share - Anti-dilutive (Details)
3 Months Ended 9 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2015
Mar. 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 396,693us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 375,282us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 1,067,506us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 1,265,717us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount