Annual report pursuant to Section 13 and 15(d)

Goodwill and Purchased Intangible Assets Purchased Intangible Assets (Details)

v2.4.0.8
Goodwill and Purchased Intangible Assets Purchased Intangible Assets (Details) (USD $)
 12 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2012
Purchased Intangible Assets      
Gross carrying amount $ 291,479,000 $ 282,080,000  
Accumulated amortization and impairment 263,782,000 247,565,000  
Net amount 27,697,000 34,515,000  
Other intangible assets, amortization expense 16,200,000 20,800,000 30,300,000
Remaining Estimated Annual Amortization Expense [Abstract]      
2015 15,802,000    
2016 7,564,000    
2017 2,806,000    
2018 1,525,000    
Total 27,697,000 34,515,000  
Existing Technology
      
Purchased Intangible Assets      
Gross carrying amount 141,659,000 133,659,000  
Accumulated amortization and impairment 126,567,000 119,106,000  
Net amount 15,092,000 14,553,000  
Remaining Estimated Annual Amortization Expense [Abstract]      
Total 15,092,000 14,553,000  
Patents
      
Purchased Intangible Assets      
Gross carrying amount 57,648,000 57,648,000  
Accumulated amortization and impairment 54,398,000 51,068,000  
Net amount 3,250,000 6,580,000  
Remaining Estimated Annual Amortization Expense [Abstract]      
Total 3,250,000 6,580,000  
Trade Name/Trademark
      
Purchased Intangible Assets      
Gross carrying amount 19,893,000 19,893,000  
Accumulated amortization and impairment 17,427,000 15,928,000  
Net amount 2,466,000 3,965,000  
Remaining Estimated Annual Amortization Expense [Abstract]      
Total 2,466,000 3,965,000  
Customer Relationships
      
Purchased Intangible Assets      
Gross carrying amount 54,680,000 54,680,000  
Accumulated amortization and impairment 48,915,000 45,263,000  
Net amount 5,765,000 9,417,000  
Remaining Estimated Annual Amortization Expense [Abstract]      
Total 5,765,000 9,417,000  
Other
      
Purchased Intangible Assets      
Gross carrying amount 17,599,000 16,200,000  
Accumulated amortization and impairment 16,475,000 16,200,000  
Net amount 1,124,000 0  
Remaining Estimated Annual Amortization Expense [Abstract]      
Total $ 1,124,000 $ 0  
Minimum | Existing Technology
      
Purchased Intangible Assets      
Range of useful lives 4 years    
Minimum | Patents
      
Purchased Intangible Assets      
Range of useful lives 6 years    
Minimum | Trade Name/Trademark
      
Purchased Intangible Assets      
Range of useful lives 4 years    
Minimum | Customer Relationships
      
Purchased Intangible Assets      
Range of useful lives 6 years    
Minimum | Other
      
Purchased Intangible Assets      
Range of useful lives 0 years    
Maximum | Existing Technology
      
Purchased Intangible Assets      
Range of useful lives 7 years    
Maximum | Patents
      
Purchased Intangible Assets      
Range of useful lives 13 years    
Maximum | Trade Name/Trademark
      
Purchased Intangible Assets      
Range of useful lives 10 years    
Maximum | Customer Relationships
      
Purchased Intangible Assets      
Range of useful lives 7 years    
Maximum | Other
      
Purchased Intangible Assets      
Range of useful lives 1 year