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Long-Term Debt (Aggregate Maturities Of Long-Term Debt) (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Jun. 30, 2012
Long-Term Debt [Abstract]    
2014 $ 7,500  
2015 307,500  
2016 11,250  
2017 376,875  
Principal amount of long-term debt 703,125 563,750
Less unamortized discount (14,716) (24,289)
Less unamortized debt issuance costs (3,910) (4,654)
Total long-term debt $ 684,499 $ 534,807