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Organization and Summary of Significant Accounting Policies - Additional Information (Detail) ¥ in Millions	12 Months Ended
	Jun. 27, 2015 USD ($) Segment	Jun. 28, 2014 USD ($)	Jun. 29, 2013 USD ($)	Jun. 25, 2011	Jun. 30, 2015 USD ($) ¥ / $	Jun. 30, 2015 JPY (¥) ¥ / $	Mar. 31, 2015 USD ($)	Mar. 31, 2015 JPY (¥)
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Contingent consideration liability recorded for business acquisition							$ 48,600,000	¥ 5,780
Foreign currency transaction gain (loss) unrealized	$ (1,300,000)
Goodwill impairment	$ 0	$ 0	$ 0
Number of operating segments | Segment	1
Contractual life of grant option				7 years
Contractual life of Grant option				10 years
Earlier Options vesting period			3 years
Earlier Options vesting period			4 years
Minimum warranty period of products	12 months
Measurement of tax position, minimum likelihood of tax benefits being realized upon the ultimate settlement	More than 50%
Market stock units outstanding [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Earlier Options vesting period	3 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
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
Level 3 [Member] | Other Noncurrent Liabilities [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Contingent consideration liability recorded for business acquisition	$ 500,000	52,700,000
Level 3 [Member] | Other Current Liabilities [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Contingent consideration liability recorded for business acquisition	$ 43,700,000	$ 57,400,000
Level 3 [Member] | Minimum [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Discount rate of fair value of contingent consideration	10.00%
Level 3 [Member] | Maximum [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Discount rate of fair value of contingent consideration	18.90%
Pacinian [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Settlement of contingent consideration liability	$ 5,000,000
Additional consideration paid to former stockholders based on sales of products, due	10,000,000
Renesas SP Drivers, Inc. [Member] | Selling, General, and Administrative [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Net gain (loss) on foreign currency transactions, related to recent acquisition	$ 14,700,000
Subsequent Event [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Foreign currency forward contracts outstanding amount					$ 60,500,000	¥ 7,300
Average exchange rate of foreign currency forward contracts | ¥ / $					120.51	120.51
Subsequent Event [Member] | Validity Sensors, Inc [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Additional consideration to shareholders					$ 112,000,000

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