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Trade Receivables and Other - Components of Trade and Other Receivables (Details) - USD ($)
$ in Thousands
Aug. 29, 2018
Aug. 30, 2017
Receivables [Abstract]    
Trade and other receivables $ 6,697 $ 5,966
Franchise royalties and marketing and advertising receivables 764 687
Unbilled revenue 1,557 1,633
Allowance for doubtful accounts (231) (275)
Total Trade accounts and other receivables, net $ 8,787 $ 8,011