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GOODWILL AND INTANGIBLE ASSETS (Details) (USD $)
3 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Jun. 30, 2011
Intangible assets   
Gross Carrying Amount of finite-lived intangible assets$ 89,056,000 $ 86,675,000
Accumulated Amortization of finite-lived intangible assets(61,120,000) (59,310,000)
Net Carrying Amount of finite-lived intangible assets27,936,000 27,365,000
Gross Carrying Amount of total intangible assets96,556,000 94,175,000
Net Carrying Amount of total intangible assets35,436,000 34,865,000
Accumulated Amortization on total intangible assets(61,120,000) (59,310,000)
Amortization expense of finite-lived intangible assets2,400,0002,600,000 
Future amortization of finite lived intangible assets   
20128,348,000  
20139,392,000  
20144,890,000  
20152,181,000  
20161,671,000  
Thereafter1,454,000  
Total27,936,000  
Changes in the carrying amount of goodwill   
Balance at the beginning of the period162,110,000  
Additions7,131,000  
Foreign currency translation adjustment(348,000)  
Balance at the end of the period168,893,000  
Computer software
   
Intangible assets   
Useful Life, minimum (in years)3  
Useful Life, maximum (in years)9  
Gross Carrying Amount of finite-lived intangible assets36,798,000 36,725,000
Accumulated Amortization of finite-lived intangible assets(32,569,000) (31,841,000)
Net Carrying Amount of finite-lived intangible assets4,229,000 4,884,000
Amortization expense of finite-lived intangible assets600,0001,100,000 
License rights
   
Intangible assets   
Useful Life, minimum (in years)3  
Useful Life, maximum (in years)13  
Gross Carrying Amount of finite-lived intangible assets8,694,000 4,344,000
Accumulated Amortization of finite-lived intangible assets(3,126,000) (2,751,000)
Net Carrying Amount of finite-lived intangible assets5,568,000 1,593,000
Trademarks
   
Intangible assets   
Useful Life, minimum (in years)5  
Useful Life, maximum (in years)9  
Gross Carrying Amount of finite-lived intangible assets2,203,000 2,203,000
Accumulated Amortization of finite-lived intangible assets(2,203,000) (2,203,000)
Gross Carrying Amount of total intangible assets7,500,000 7,500,000
Net Carrying Amount of total intangible assets7,500,000 7,500,000
Core technology
   
Intangible assets   
Useful Life, minimum (in years)5  
Useful Life, maximum (in years)14  
Gross Carrying Amount of finite-lived intangible assets23,763,000 22,763,000
Accumulated Amortization of finite-lived intangible assets(15,103,000) (14,107,000)
Net Carrying Amount of finite-lived intangible assets8,660,000 8,656,000
Contracts
   
Intangible assets   
Useful Life, minimum (in years)5  
Useful Life, maximum (in years)10  
Gross Carrying Amount of finite-lived intangible assets15,665,000 15,303,000
Accumulated Amortization of finite-lived intangible assets(7,623,000) (7,372,000)
Net Carrying Amount of finite-lived intangible assets8,042,000 7,931,000
Other intangibles
   
Intangible assets   
Useful Life, minimum (in years)3  
Useful Life, maximum (in years)5  
Gross Carrying Amount of finite-lived intangible assets1,933,000 5,337,000
Accumulated Amortization of finite-lived intangible assets(496,000) (1,036,000)
Net Carrying Amount of finite-lived intangible assets$ 1,437,000 $ 4,301,000