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Share-Based Compensation - Stock Options - Additional Information (Detail) - Stock option outstanding [Member] - USD ($) $ / shares in Units, shares in Millions, $ in Millions | 12 Months Ended |
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Jun. 30, 2018 | Jun. 29, 2018
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |
Percentage of fair market value for which exercise price is designated on incentive and nonqualified stock option grants | 100.00% |
Options granted under the 2010 Plan | vest three to four years from the vesting commencement date and expire seven years after the date of grant if not exercised. |
Closing price of common stock used to calculate Aggregate intrinsic value of stock option outstanding |  | $ 50.37
Percentage of stock option awards outstanding were vested | 32.00% |
Number of options vested | 1.6 |
Aggregate intrinsic value of fully vested options and options expected to vest | $ 9.2 |
Weighted average exercise price of fully vested options and options expected to vest | $ 57.14 |
Weighted average remaining contractual term of fully vested options and options expected to vest | 3 years 3 months 21 days |
Weighted average remaining contractual term for exercisable options | 2 years 11 months 15 days |
Unrecognized share-based compensation costs for stock options granted | $ 4.3 |
Unrecognized share-based compensation, period for recognition | 1 year 5 months 4 days |

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- Definition Percentage of fair market value for which exercise price is designated on incentive and nonqualified stock option grants. + References No definition available. + Details
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- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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