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Significant Accounting Policies - Marketing and Advertising Expenses Recorded in Selling Expenses (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jun. 28, 2018
Jun. 29, 2017
Jun. 30, 2016
Marketing and Advertising Expense [Abstract]      
Marketing and advertising expense $ 11,290 $ 10,064 $ 11,569