Annual report pursuant to Section 13 and 15(d)

Goodwill and Purchased Intangible Assets - Purchased Intangible Assets (Details)

v3.2.0.727
Goodwill and Purchased Intangible Assets - Purchased Intangible Assets (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Purchased Intangible Assets      
Gross carrying amount $ 291,479 $ 291,479  
Accumulated amortization and impairment 279,584 263,782  
Net amount 11,895 27,697  
Other intangible assets, amortization expense 15,800 16,200 $ 20,800
Remaining Estimated Annual Amortization Expense [Abstract]      
2016 7,564    
2017 2,806    
2018 1,525    
Total 11,895 27,697  
Existing Technology      
Purchased Intangible Assets      
Gross carrying amount 141,659 141,659  
Accumulated amortization and impairment 134,664 126,567  
Net amount 6,995 15,092  
Remaining Estimated Annual Amortization Expense [Abstract]      
Total 6,995 15,092  
Patents      
Purchased Intangible Assets      
Gross carrying amount 57,648 57,648  
Accumulated amortization and impairment 56,998 54,398  
Net amount 650 3,250  
Remaining Estimated Annual Amortization Expense [Abstract]      
Total 650 3,250  
Trade Name/Trademark      
Purchased Intangible Assets      
Gross carrying amount 19,893 19,893  
Accumulated amortization and impairment 18,899 17,427  
Net amount 994 2,466  
Remaining Estimated Annual Amortization Expense [Abstract]      
Total 994 2,466  
Customer Relationships      
Purchased Intangible Assets      
Gross carrying amount 54,980 54,980  
Accumulated amortization and impairment 51,724 48,915  
Net amount 3,256 6,065  
Remaining Estimated Annual Amortization Expense [Abstract]      
Total 3,256 6,065  
Other      
Purchased Intangible Assets      
Gross carrying amount 17,299 17,299  
Accumulated amortization and impairment 17,299 16,475  
Net amount 0 824  
Remaining Estimated Annual Amortization Expense [Abstract]      
Total $ 0 $ 824  
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      
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