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Share-Based Employee Compensation (Schedule Of Weighted-Average Assumptions) (Details) - Nonvested stock awards and units - $ / shares
12 Months Ended
Oct. 01, 2017
Oct. 02, 2016
Sep. 27, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Risk-free interest rate 1.37% 1.66% 1.78%
Expected dividends yield 1.52% 1.59% 1.09%
Expected stock price volatility 28.98% 26.68% 32.09%
Expected life of options (in years) 3 years 6 months 4 years 10 months 26 days 6 years
Weighted-average grant date fair value (usd per share) $ 20.92 $ 16.21 $ 22.04