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Stockholders' Equity (Schedule Of Weighted Average Assumptions Used in Calculating Share-Based Performance Awards) (Details) - Performance Shares [Member]
12 Months Ended
Sep. 30, 2022
Oct. 01, 2021
Oct. 02, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate 44.04% 43.20% 32.22%
Average volatility of peer companies 46.28% 45.96% 33.96%
Average correlation coefficient of peer group 0.65 0.65 0.61
Risk free interest rate 0.79% 0.25% 1.62%
Dividend yield 1.40% 1.39% 1.78%