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Savings And Deferred Compensation Plans (Deferred Compensation Plans) (Details) - USD ($)
$ in Thousands
12 Months Ended
Oct. 02, 2015
Sep. 26, 2014
Sep. 27, 2013
Savings And Deferred Compensation Plans [Abstract]      
Deferred compensation plans expense $ 5,536 $ 5,321 $ 4,470