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Other Income, Net (Details) - USD ($)
$ in Thousands
12 Months Ended
Jul. 29, 2017
Jul. 30, 2016
Jul. 25, 2015
Other Income and Expenses [Abstract]      
Gain on sale of fixed assets $ 14,866 $ 9,806 $ 7,110
Miscellaneous (expense) income, net (2,086) 627 1,181
Total other income, net 12,780 10,433 $ 8,291
Other financial services costs $ 3,200 $ 200