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Organization and Summary of Significant Accounting Policies - Accounts Receivable Balance Percentage of Different Customers (Detail) - Accounts Receivable [Member] - Credit Concentration Risk [Member]
12 Months Ended
Jun. 26, 2021
Jun. 27, 2020
Customer A [Member]    
Revenue, Major Customer [Line Items]    
Concentration Risk, Percentage 15.00%  
Customer B [Member]    
Revenue, Major Customer [Line Items]    
Concentration Risk, Percentage 12.00% 18.00%
Customer C [Member]    
Revenue, Major Customer [Line Items]    
Concentration Risk, Percentage   21.00%