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Intangible Assets (Schedule Of Intangible Assets) (Details) (USD $)
In Thousands
Jun. 30, 2011
Jun. 30, 2010
Intangible Assets    
Customer contracts and related customer relationships $ 291,174 $ 253,031
Acquired technologies 27,177 27,177
Covenants not to compete 3,070 2,373
Other 1,637 1,631
Intangible assets 323,058 284,212
Less accumulated amortization (214,956) (175,914)
Total intangible assets, net $ 108,102 $ 108,298