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INCOME TAXES (Reconciliation Of Beginning And Ending Amount Of Unrecognized Tax Benefits) (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 27, 2019
Sep. 28, 2018
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]    
Balance at beginning of year $ 8,829 $ 5,489
Gross increases - tax positions in prior period 63 2,962
Gross decreases - tax positions in prior period 0 (105)
Gross increases - tax positions in current period 855 1,064
Settlements (463) 0
Lapse of statute of limitations (1,353) (581)
Balance at end of year $ 7,931 $ 8,829