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Summary of Significant Accounting Policies - Schedules of Concentration of Credit Risk (Details) - Customer A - Customer Concentration Risk
12 Months Ended
Sep. 30, 2023
Oct. 01, 2022
Oct. 02, 2021
Accounts receivable      
Product Information [Line Items]      
Concentration percentage 32.00% 34.00%  
Revenue      
Product Information [Line Items]      
Concentration percentage 17.00% 15.00% 14.00%