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Stock-Based Compensation (Schedule Of Changes In Incentive Awards Outstanding) (Details) - Incentive Shares Member
shares in Thousands
12 Months Ended
Sep. 30, 2021
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Shares, Beginning of year | shares 5,916
Shares, Granted | shares 2,095
Shares, Earned/vested | shares (1,867)
Shares, Canceled | shares (503)
Shares, End of year | shares 5,641
Average Grant Date Fair Value Per Share, Beginning of year | $ / shares $ 67.22
Average Grant Date Fair Value Per Share, Granted | $ / shares 71.75
Average Grant Date Fair Value Per Share, Earned/vested | $ / shares 63.28
Average Grant Date Fair Value Per Share, Options canceled | $ / shares 67.54
Average Grant Date Fair Value Per Share, End of year | $ / shares $ 70.22