Quarterly report pursuant to Section 13 or 15(d)

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

v3.4.0.3
Goodwill and Purchased Intangible Assets - Purchased Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2016
Mar. 31, 2015
Jun. 30, 2015
Components of purchased intangible assets          
Gross Carrying Amount $ 274,180   $ 274,180   $ 274,180
Accumulated Amortization and Impairment 268,555   268,555   262,285
Total 5,625   5,625   11,895
Intangible assets, amortization expense 1,300 $ 4,000 6,300 $ 12,100  
Existing technology          
Components of purchased intangible assets          
Gross Carrying Amount 141,659   141,659   141,659
Accumulated Amortization and Impairment 137,660   137,660   134,664
Total 3,999   $ 3,999   6,995
Existing technology | Minimum          
Components of purchased intangible assets          
Range of Useful Lives (in years)     4 years    
Existing technology | Maximum          
Components of purchased intangible assets          
Range of Useful Lives (in years)     7 years    
Patents          
Components of purchased intangible assets          
Gross Carrying Amount 57,648   $ 57,648   57,648
Accumulated Amortization and Impairment 57,648   57,648   56,998
Total 0   $ 0   650
Patents | Minimum          
Components of purchased intangible assets          
Range of Useful Lives (in years)     6 years    
Patents | Maximum          
Components of purchased intangible assets          
Range of Useful Lives (in years)     13 years    
Trade name/Trademark          
Components of purchased intangible assets          
Gross Carrying Amount 19,893   $ 19,893   19,893
Accumulated Amortization and Impairment 19,585   19,585   18,899
Total 308   $ 308   994
Trade name/Trademark | Minimum          
Components of purchased intangible assets          
Range of Useful Lives (in years)     4 years    
Trade name/Trademark | Maximum          
Components of purchased intangible assets          
Range of Useful Lives (in years)     10 years    
Customer relationships          
Components of purchased intangible assets          
Gross Carrying Amount 54,980   $ 54,980   54,980
Accumulated Amortization and Impairment 53,662   53,662   51,724
Total $ 1,318   $ 1,318   $ 3,256
Customer relationships | Minimum          
Components of purchased intangible assets          
Range of Useful Lives (in years)     6 years    
Customer relationships | Maximum          
Components of purchased intangible assets          
Range of Useful Lives (in years)     7 years