Goodwill And Intangible Assets (Other Intangible Assets By Type) (Details) - USD ($) $ in Millions	Oct. 03, 2020	Sep. 28, 2019
Finite-Lived Intangible Assets [Line Items]
Total gross amortizable intangible assets	$ 3,701	$ 3,686
Less accumulated amortization	1,005	727
Total net amortizable intangible assets	2,696	2,959
Brands and trademarks not subject to amortization	4,078	4,078
Total intangible assets	6,774	7,037
Brands and Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Total gross amortizable intangible assets	951	945
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Total gross amortizable intangible assets	2,388	2,389
Supply Arrangement [Member]
Finite-Lived Intangible Assets [Line Items]
Total gross amortizable intangible assets	310	310
Patents, Intellectual Property and Other [Member]
Finite-Lived Intangible Assets [Line Items]
Total gross amortizable intangible assets	44	34
Land Use Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Total gross amortizable intangible assets	$ 8	$ 8