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Major Customers - Additional Information (Details) - Accounts Receivable - Customer Concentration Risk
9 Months Ended 12 Months Ended
May 26, 2017
Aug. 26, 2016
Customer F    
Concentration Risk [Line Items]    
Concentration Risk, Percentage 27.00% 28.00%
Customer D    
Concentration Risk [Line Items]    
Concentration Risk, Percentage 18.00%  
Customer G    
Concentration Risk [Line Items]    
Concentration Risk, Percentage 14.00%  
Customer H    
Concentration Risk [Line Items]    
Concentration Risk, Percentage 11.00%