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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule Of Warranty Activity) (Details) - USD ($)
$ in Thousands
12 Months Ended
Oct. 02, 2020
Sep. 27, 2019
Sep. 28, 2018
Warranty Activity      
Product Warranty Accrual, Balance at beginning of period $ 9,190 $ 8,499 $ 6,393
Expense accruals for warranties issued during the period 11,714 9,581 9,389
Less current period warranty claims paid 10,055 8,890 7,283
Product Warranty Accrual, Balance at end of period $ 10,849 $ 9,190 $ 8,499