Quarterly report pursuant to Section 13 or 15(d)

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

v3.3.0.814
Goodwill and Purchased Intangible Assets - Purchased Intangible Assets (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Jun. 30, 2014
Jun. 30, 2015
Components of purchased intangible assets
Gross Carrying Amount $ 274,180 $ 274,180
Accumulated Amortization and Impairment 265,938 262,285
Total 8,242 11,895
Intangible assets, amortization expense 3,700 $ 4,100
Existing technology
Components of purchased intangible assets
Gross Carrying Amount 141,659 141,659
Accumulated Amortization and Impairment 136,660 134,664
Total $ 4,999 6,995
Existing technology | Minimum
Components of purchased intangible assets
Range of Useful Lives 4 years 4 years
Existing technology | Maximum
Components of purchased intangible assets
Range of Useful Lives 7 years 7 years
Patents
Components of purchased intangible assets
Gross Carrying Amount $ 57,648 57,648
Accumulated Amortization and Impairment 57,648 56,998
Total $ 0 650
Patents | Minimum
Components of purchased intangible assets
Range of Useful Lives 6 years 6 years
Patents | Maximum
Components of purchased intangible assets
Range of Useful Lives 13 years 13 years
Trade name/Trademark
Components of purchased intangible assets
Gross Carrying Amount $ 19,893 19,893
Accumulated Amortization and Impairment 19,260 18,899
Total $ 633 994
Trade name/Trademark | Minimum
Components of purchased intangible assets
Range of Useful Lives 4 years 4 years
Trade name/Trademark | Maximum
Components of purchased intangible assets
Range of Useful Lives 10 years 10 years
Customer relationships
Components of purchased intangible assets
Gross Carrying Amount $ 54,980 54,980
Accumulated Amortization and Impairment 52,370 51,724
Total $ 2,610 $ 3,256
Customer relationships | Minimum
Components of purchased intangible assets
Range of Useful Lives 6 years 6 years
Customer relationships | Maximum
Components of purchased intangible assets
Range of Useful Lives 7 years 7 years
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