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Nature of Operations and Summary of Significant Accounting Policies (Tables)
12 Months Ended
Oct. 03, 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 fiscal year:
202120202019
Company-operated163144137
Franchise2,0552,0972,106
Total system2,2182,2412,243
Summary of New Accounting Standard Impact
The following table summarizes the activity in our allowance for doubtful accounts (in thousands):
Balance as of September 27, 2020$(5,541)
Provision for expected credit losses (770)
Write-offs charged against the allowance19 
Balance as of October 3, 2021$(6,292)