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Property, Plant And Equipment, Net (Tables)
12 Months Ended
Jun. 30, 2012
Property, Plant And Equipment, Net [Abstract]  
Components Of Property, Plant And Equipment
    2012     2011  
Machinery and equipment $ 158,542   $ 149,730  
Computer equipment   102,143     89,263  
Furniture and fixtures   41,818     48,545  
Vehicles   3,046     3,073  
Clinical, demonstration and rental equipment   94,176     96,808  
Leasehold improvements   25,220     25,528  
Land   65,928     67,584  
Buildings   277,743     282,159  
    768,616     762,690  
Accumulated depreciation and amortization   (334,253 )   (300,583 )
Property, plant and equipment, net $ 434,363   $ 462,107