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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Schedule Of Intangible Assets) (Details) - USD ($)
$ in Thousands
Sep. 28, 2018
Sep. 29, 2017
Finite-Lived Intangible Assets [Line Items]    
Gross Intangible $ 22,325 $ 22,369
Accumulated Amortization (9,984) (8,893)
Net 12,341 13,476
Patents and trademarks    
Finite-Lived Intangible Assets [Line Items]    
Gross Intangible 4,205 4,213
Accumulated Amortization (4,170) (4,144)
Net 35 69
Other amortizable intangibles    
Finite-Lived Intangible Assets [Line Items]    
Gross Intangible 11,095 11,131
Accumulated Amortization (5,814) (4,749)
Net 5,281 6,382
Non-amortized trademarks    
Finite-Lived Intangible Assets [Line Items]    
Gross Intangible 7,025 7,025
Net $ 7,025 $ 7,025