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Intangible Assets (Schedule Of Intangible Assets) (Details) (USD $)
In Thousands
Sep. 30, 2011
Jun. 30, 2011
Intangible Assets [Abstract]  
Customer contracts and related customer relationships$ 317,741$ 291,174
Acquired technologies27,17727,177
Covenants not to compete3,4013,070
Other1,6411,637
Intangible assets349,960323,058
Less accumulated amortization(223,520)(214,956)
Total intangible assets, net$ 126,440$ 108,102