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Transactions with Related Parties - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jun. 28, 2018
Jun. 29, 2017
Related Party Transaction, Due from (to) Related Party [Abstract]    
Ownership in related party entity We also purchased materials from a company that until July 2017 was owned by three members of our Board of Directors, two of whom are also executive officers, and individuals directly related to them.  
Accounts payable, related party payables $ 0 $ 178