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Segment Information (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Apr. 28, 2017
USD ($)
Apr. 29, 2016
USD ($)
Apr. 28, 2017
USD ($)
Line
Segment
Apr. 29, 2016
USD ($)
Segment Information [Abstract]        
Number of product lines | Line     2  
Number of reportable operating segments | Segment     1  
Revenue from External Customer [Line Items]        
Revenue $ 700,410 $ 700,136 $ 2,183,063 $ 2,166,767
Restaurant [Member]        
Revenue from External Customer [Line Items]        
Revenue 575,098 570,477 1,739,888 1,713,674
Retail [Member]        
Revenue from External Customer [Line Items]        
Revenue $ 125,312 $ 129,659 $ 443,175 $ 453,093