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Long-Term Debt (Schedule Of Long-Term Debt) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Jun. 30, 2011
Long-Term Debt [Abstract]    
Convertible notes payable $ 300,000 $ 300,000
Bank credit facility - Term Loan 142,500 146,250
Bank credit facility - Revolving Facility 185,000  
Principal amount of long-term debt 627,500 446,250
Less unamortized discount (30,403) (36,313)
Total long-term debt 597,097 409,937
Less current portion (7,500) (7,500)
Long-term debt, net of current portion $ 589,597 $ 402,437