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Organization and Summary of Significant Accounting Policies - Additional Information (Detail) | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Apr. 30, 2017 USD ($) | Jun. 30, 2018 USD ($) Time Segment | Jun. 24, 2017 USD ($) | Jun. 25, 2016 USD ($) | Jun. 25, 2011 | Jun. 30, 2017 USD ($)
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Contractual liability |  | $ 8,700,000 |  |  |  |
Transfer amount of assets of level one |  | 0 | $ 0 |  |  |
Transfer amount of assets of level two |  | 0 | 0 |  |  |
Transfer amount of assets of level three |  | 0 | 0 |  |  |
Transfer amount of assets out of level three |  | 0 | 0 |  |  |
Equity method investment |  |  | 18,400,000 |  |  |
Net gain (loss) on foreign currency transactions |  | (1,100,000) | (700,000) | $ (5,800,000) |  |
Foreign currency forward contracts outstanding amount |  | $ 0 |  |  |  | $ 0
Number of reporting units | Segment |  | 2 |  |  |  |
Goodwill impairment |  | $ 0 | 0 | 0 |  |
Impairment of acquired intangibles |  |  |  | 6,700,000 |  |
Number of operating segments | Segment |  | 1 |  |  |  |
Contractual life of grant option |  |  |  |  | 7 years |
Contractual life of Grant option |  |  |  |  | 10 years |
Performance stock units outstanding [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Earlier Options vesting period |  | 3 years |  |  |  |
Requisite service period |  | 3 years |  |  |  |
Market stock units outstanding [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Earlier Options vesting period |  | 3 years |  |  |  |
Requisite service period |  | 3 years |  |  |  |
Thin Touch Developed Technology [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Impairment of acquired intangibles |  | $ 0 | $ 0 | 6,700,000 |  |
Intangible assets |  |  |  | 0 |  |
Forward Contracts [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Net gain (loss) on foreign currency transactions |  |  |  | $ 4,800,000 |  |
OXi Technology Ltd [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Equity method investment | $ 18,400,000 |  |  |  |  |
Equity method investment, ownership percentage | 14.40% |  |  |  |  |
Maximum [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Stock rotation rights of inventory per year for distributors | Time |  | 2 |  |  |  |
Maximum [Member] | Deferred stock units outstanding [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Earlier Options vesting period |  | 4 years |  |  |  |
Maximum [Member] | Stock option outstanding [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Earlier Options vesting period |  | 4 years |  |  |  |
Maximum [Member] | Employee stock purchase plan [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Earlier Options vesting period |  | 2 years |  |  |  |
Minimum [Member] | Deferred stock units outstanding [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Earlier Options vesting period |  | 3 years |  |  |  |
Minimum [Member] | Stock option outstanding [Member] |  |  |  |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |  |  |  |
Earlier Options vesting period |  | 3 years |  |  |  |

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