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Description of Business and Significant Accounting Policies - Schedule of Cash and Cash Equivalents (Details) - USD ($)
$ in Thousands
Oct. 02, 2021
Oct. 03, 2020
Sep. 28, 2019
Sep. 29, 2018
Accounting Policies [Abstract]        
Cash $ 173,018 $ 121,320    
Money market demand accounts and other 97,154 264,487    
Restricted cash 341 2,087    
Total cash and cash equivalents and restricted cash $ 270,513 $ 387,894 $ 226,254 $ 297,686