Quarterly report pursuant to Section 13 or 15(d)

Accounting Policies - Schedule of Warranty Reserves (Details)

v3.20.4
Accounting Policies - Schedule of Warranty Reserves (Details) - USD ($)
$ in Thousands
 3 Months Ended
Dec. 27, 2020
Dec. 29, 2019
Accounting Policies [Abstract]    
Beginning balance $ 83 $ 46
Incurred costs for warranties satisfied during the period (43)
Warranties reserved for new product shipped during the period [1] 4 20
Change in estimate for pre-existing warranty liabilities [2] 5 9
Warranty Expense 9 29
Ending balance $ 49 $ 75
[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.