SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule Of Intangible Assets) (Details) - USD ($) $ in Thousands	Oct. 02, 2020	Sep. 27, 2019
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	$ 22,435	$ 22,211
Accumulated Amortization	(13,383)	(10,837)
Net	9,052	11,374
Patents and trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	4,174	4,088
Accumulated Amortization	(4,169)	(4,081)
Net	5	7
Other amortizable intangibles
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	11,236	11,098
Accumulated Amortization	(9,214)	(6,756)
Net	2,022	4,342
Non-amortized trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Intangible	7,025	7,025
Net	$ 7,025	$ 7,025