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WARRANTIES (Details) - USD ($)
$ in Thousands
9 Months Ended
Jul. 02, 2021
Jun. 26, 2020
Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward]    
Balance at beginning of period $ 10,849 $ 9,190
Expense accruals for warranties issued during the period 9,776 8,252
Less current period warranty claims paid 6,852 6,529
Balance at end of period $ 13,773 $ 10,913