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Comprehensive (Loss) Income
3 Months Ended
Sep. 30, 2011
Comprehensive (Loss) Income [Abstract] 
Comprehensive (Loss) Income
4. Comprehensive (Loss) Income
          Comprehensive (loss) income consisted of the following:
                 
    Three Months Ended  
    September 30,  
    2011     2010  
Net income
  $ 8,172     $ 10,781  
Unrealized gain on marketable securities
          24  
Reclassification of gain on cash flow hedge to net income
          (49 )
Change in cumulative foreign currency translation adjustments
    (10,803 )     13,036  
 
           
Comprehensive (loss) income
  $ (2,631 )   $ 23,792