Intangible Assets and Goodwill (Details) (USD $) In Millions, unless otherwise specified	Mar. 30, 2014	Dec. 29, 2013
Intangible assets with indefinite lives:
Indefinite-Lived Intangible Assets	$ 8,768	$ 8,774
Total intangible assets - net	27,643	27,947
Trademarks
Intangible assets with indefinite lives:
Indefinite-Lived Intangible Assets	7,634	7,619
Purchased In-Process Research And Development
Intangible assets with indefinite lives:
Indefinite-Lived Intangible Assets	1,134	1,155
Patents And Trademarks
Intangible assets with definite lives:
Finite-Lived Intangible Assets, Gross	9,190	9,164
Less accumulated amortization	4,291	4,146
Finite-Lived Intangible Assets, Net	4,899	5,018
Customer relationships and other intangible assets
Intangible assets with definite lives:
Finite-Lived Intangible Assets, Gross	18,809	19,027
Less accumulated amortization	4,833	4,872
Finite-Lived Intangible Assets, Net	$ 13,976	$ 14,155