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Goodwill and Intangible Assets (Intangible Assets Subject to Amortization) (Details) - USD ($)
$ in Thousands
Mar. 30, 2021
Sep. 29, 2020
Finite-Lived Intangible Assets [Line Items]    
Accumulated Amortization $ (36) $ (28)
Net Carrying Amount 14  
Non-compete agreements [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 50 50
Accumulated Amortization (36) (28)
Net Carrying Amount $ 14 $ 22