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Basis Of Presentation (Tables)
 6 Months Ended
Apr. 11, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Summary of Number of Restaurants The following table summarizes the number of restaurants as of the end of each period:
April 11,
2021		April 12,
2020
Company-operated148 144 
Franchise2,080 2,102 
Total system2,228 2,246