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Share-Based Compensation (Intrinsic Value of Options Outstanding and Exercisable) (Details) (USD $)
In Thousands
Jun. 30, 2011
Jun. 30, 2010
Share-Based Compensation    
Intrinsic Value of Options Outstanding $ 19,784 $ 14,455
Intrinsic Value of Options Exercisable $ 19,784 $ 14,438