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Share-Based Compensation - Employee Stock Purchase Plan - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
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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 |

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- Definition Employee common stock purchases through payroll deductions under employee stock purchase plan, price as a percentage of fair market value. + References No definition available. + Details
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- Definition Offering period extends under employee stock purchase plan. + References No definition available. + Details
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- Definition Period over which share based compensation is amortized duration. + References No definition available. + Details
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- Definition Share-based compensation arrangement by share-based payment award fair value Assumptions minimum historical term. + References No definition available. + Details
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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. + Details
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- Definition Unrecognized cost of unvested options awarded to employees as compensation. + References No definition available. + Details
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- 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 + Details
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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. + References No definition available. + Details
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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 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section D -Subsection 2 + Details
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