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Goodwill and Purchased Intangible Assets - Purchased Intangible Assets (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2016 | Dec. 31, 2015 | Jun. 30, 2016
Components of purchased intangible assets |  |  |  |  |
Gross Carrying Amount | $ 216,532 |  | $ 216,532 |  | $ 216,532
Accumulated Amortization and Impairment | 213,981 |  | 213,981 |  | 212,201
Total | 2,551 |  | 2,551 |  | 4,331
Other intangible assets, amortization expense | 500 | $ 1,300 | 1,800 | $ 5,000 |
Existing technology |  |  |  |  |
Components of purchased intangible assets |  |  |  |  |
Gross Carrying Amount | 141,659 |  | 141,659 |  | 141,659
Accumulated Amortization and Impairment | 139,161 |  | 139,161 |  | 138,160
Total | 2,498 |  | $ 2,498 |  | 3,499
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 |  |
Trade name/Trademark |  |  |  |  |
Components of purchased intangible assets |  |  |  |  |
Gross Carrying Amount | 19,893 |  | $ 19,893 |  | 19,893
Accumulated Amortization and Impairment | 19,893 |  | 19,893 |  | 19,743
Total | 0 |  | $ 0 |  | 150
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 | 54,927 |  | 54,927 |  | 54,298
Total | $ 53 |  | $ 53 |  | $ 682
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 |  |

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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