Summary of Significant Accounting Policies (Details 1)	3 Months Ended
Sep. 30, 2011	Sep. 30, 2010
Reconciliation of weighted-average number of ordinary shares for purposes of computing net income per share
Weighted average shares outstanding - basic	41,256,341	43,895,913
Weighted average shares issuable upon exercise/vesting of outstanding share options/RSUs	1,053,165	1,335,475
Shares used in computing diluted net income per share	42,309,506	45,231,388
Weighted average anti-dilutive shares excluded from diluted net income per share	1,646,549	1,138,603

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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-Glossary Diluted Earnings Per Share

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+ Details

- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References+ Details

- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

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+ Details