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Share-Based Compensation - Employee Stock Purchase Plan - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Jun. 27, 2015	Jun. 29, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock purchases under Employee Stock Purchase Plan as a percentage of employee compensation, maximum, subject to legal restrictions and limitations	15.00%
Employee common stock purchases through payroll deductions under Employee Stock Purchase Plan, price as a percentage of fair market value	85.00%
Offering period extends under Employee Stock Purchase Plan	up to two years
Vesting period of the underlying awards		3 years
Employee stock purchase plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of the underlying awards	2 years
Expected lives of the implied volatility	6 months
Historical volatility for expected lives	6 months
Unrecognized share-based compensation costs for stock options granted	$ 9.1
Period over which share-based compensation is amortized duration	16 months

X

- Definition

Employee common stock purchases through payroll deductions under employee stock purchase plan, price as a percentage of fair market value.

+ References

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- Definition

Offering period extends under employee stock purchase plan.

+ References

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- Definition

Period over which share based compensation is amortized duration.

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- Definition

Share-based compensation arrangement by share-based payment award fair value Assumptions minimum historical term.

+ References

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- Definition

Stock purchases under employee stock purchase plan as a percentage of employee compensation, maximum, subject to legal restrictions and limitations.

+ References

No definition available.

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- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

+ References

No definition available.

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X

- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 718



-SubTopic 10



-Section 50



-Paragraph 2



-Subparagraph (a)(1)



-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 718



-SubTopic 10



-Section S99



-Paragraph 1



-Subparagraph (SAB TOPIC 14.D.2)



-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809



Reference 2: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 718



-SubTopic 10



-Section 50



-Paragraph 2



-Subparagraph (f)(2)(i)



-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901



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-Publisher SEC



-Name Staff Accounting Bulletin (SAB)



-Number Topic 14



-Section D



-Subsection 2

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