Quarterly report pursuant to Section 13 or 15(d)

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

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Goodwill and Purchased Intangible Assets - Purchased Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Jun. 30, 2018
Components of purchased intangible assets          
Gross Carrying Amount $ 246,422   $ 246,422   $ 239,192
Accumulated Amortization and Impairment 222,604   222,604   219,859
Total 23,818   23,818   19,333
Other intangible assets, amortization expense 1,300 $ 1,200 2,700 $ 2,400  
Existing technology          
Components of purchased intangible assets          
Gross Carrying Amount 166,029   166,029   160,859
Accumulated Amortization and Impairment 146,001   146,001   144,202
Total 20,028   $ 20,028   16,657
Existing technology | Minimum          
Components of purchased intangible assets          
Range of Useful Lives     4 years    
Existing technology | Maximum          
Components of purchased intangible assets          
Range of Useful Lives     7 years    
Trade name/Trademark          
Components of purchased intangible assets          
Gross Carrying Amount 21,073   $ 21,073   20,993
Accumulated Amortization and Impairment 20,143   20,143   20,060
Total 930   $ 930   933
Trade name/Trademark | Minimum          
Components of purchased intangible assets          
Range of Useful Lives     5 years    
Trade name/Trademark | Maximum          
Components of purchased intangible assets          
Range of Useful Lives     7 years    
Customer relationships          
Components of purchased intangible assets          
Gross Carrying Amount 58,050   $ 58,050   56,680
Accumulated Amortization and Impairment 55,388   55,388   55,136
Total 2,662   $ 2,662   1,544
Customer relationships | Minimum          
Components of purchased intangible assets          
Range of Useful Lives     4 years    
Customer relationships | Maximum          
Components of purchased intangible assets          
Range of Useful Lives     7 years    
Other          
Components of purchased intangible assets          
Gross Carrying Amount 1,270   $ 1,270   660
Accumulated Amortization and Impairment 1,072   1,072   461
Total $ 198   $ 198   $ 199
Other | Minimum          
Components of purchased intangible assets          
Range of Useful Lives     1 year    
Other | Maximum          
Components of purchased intangible assets          
Range of Useful Lives     5 years