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Derivatives and Hedging Activities (Derivative Contracts and Changes in Underlying Value of the Foreign Currency Exposures) (Details) (USD $)
In Thousands
12 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2009
Derivatives and Hedging Activities      
Net foreign exchange derivative contract (loss) gain $ (2,706) $ (1,065) $ 5,147
Net foreign currency transaction and remeasurement gain (loss) 1,741 826 (6,734)
Net foreign currency transaction and remeasurement (loss) $ (965) $ (239) $ (1,587)