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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