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Employee Benefit Plans - Additional Information (Detail) - USD ($) | 12 Months Ended
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Jun. 30, 2018 | Jun. 24, 2017 | Jun. 25, 2016
Compensation And Retirement Disclosure [Abstract] |  |  |
Annual limit of employees contribution to defined contribution plan | $ 18,500 |  |
Annual limit of contribution for 50 years or older employees | $ 24,500 |  |
Percentage of maximum employer matching contribution to defined contribution plans | 25.00% |  |
Employer matching fund vested period | 4 years |  |
Employer matching funds vest percentage | 25.00% |  |
Contributions by employer matching contributions | $ 2,800,000 | $ 2,300,000 | $ 2,500,000

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- Definition Defined contribution plans eligible employee contributions employees fifty and over annual limit. + References No definition available. + Details
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- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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