Fair Value Measurements (Schedule Of Fair Value And Carrying Value Of Debt) (Details) - USD ($) $ in Millions |
Sep. 28, 2019 |
Sep. 29, 2018 |
---|---|---|
Fair Value Disclosures [Abstract] | ||
Total Debt, Fair Value | $ 12,978 | $ 9,775 |
Total Debt, Carrying Value | $ 11,932 | $ 9,873 |