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INCOME TAXES (Reconciliation Of Beginning And Ending Amount Of Unrecognized Tax Benefits) (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 28, 2018
Sep. 29, 2017
Income Tax Disclosure [Abstract]    
Balance at beginning of year $ 5,489 $ 5,096
Gross increases - tax positions in prior period 2,962 300
Gross decreases - tax positions in prior period (105) 0
Gross increases - tax positions in current period 1,064 554
Settlements 0 (81)
Lapse of statute of limitations (581) (380)
Balance at end of year $ 8,829 $ 5,489