Quarterly report pursuant to Section 13 or 15(d)

Schedule of Warranty Reserves (Details)

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Schedule of Warranty Reserves (Details) - USD ($)
$ in Thousands
 3 Months Ended
Jan. 02, 2022
Dec. 27, 2020
Accounting Policies [Abstract]    
Beginning balance $ 78 $ 83
Incurred costs for warranties satisfied during the period (2) (43)
Warranties reserved for new product shipped during the period(1) [1] 46 4
Change in estimate for pre-existing warranty liabilities (2) [2] 5
Warranty expense 46 9
Ending balance $ 122 $ 49
[1] Warranty expenses accrued to cost of sales (based on current period shipments and historical warranty return rate).
[2] Changes in estimated warranty liabilities recognized in cost of sales associated with: the period end customer returned warranty backlog, or the actual costs of repaired/replaced warranty units which were shipped to the customer during the current period.