Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Schedule of Non-cancellable Operating Leases Minimum Payments (Details) (Parenthetical)

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Commitments and Contingencies - Schedule of Non-cancellable Operating Leases Minimum Payments (Details) (Parenthetical) - USD ($)
$ in Thousands
 3 Months Ended
Dec. 27, 2020
Sep. 27, 2020
Commitments and Contingencies Disclosure [Abstract]    
Borrowing discount rate 7.50%  
Lease options exercised description Assumes only one of the two five year options are exercised. The Company believes it is reasonably certain to exercise the first of the two 5-year options but believes the additional 5-year option falls outside of the range of reasonable predictability  
Short-term operating lease $ 345 $ 417
Long-term operating lease $ 991 $ 1,037