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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule of Warranty Activity) (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2022
Oct. 01, 2021
Oct. 02, 2020
Warranty Activity      
Product warranty accrual, balance at beginning of period $ 14,073 $ 10,849 $ 9,190
Expense accruals for warranties issued during the period 4,563 13,112 11,714
Less current period warranty claims paid 8,997 9,888 10,055
Product warranty accrual, balance at end of period $ 9,639 $ 14,073 $ 10,849