Intangible Assets and Goodwill (Details) (USD $) In Millions, unless otherwise specified	Dec. 28, 2014	Dec. 29, 2013
Intangible assets with indefinite lives:
Indefinite-Lived Intangible Assets	$ 10,105	$ 8,774
Total intangible assets - net	27,222	27,947
Trademarks [Member]
Intangible assets with indefinite lives:
Indefinite-Lived Intangible Assets	7,263	7,619
Purchased In-Process Research And Development [Member]
Intangible assets with indefinite lives:
Indefinite-Lived Intangible Assets	2,842	1,155
Patents And Trademarks [Member]
Intangible assets with definite lives:
Finite-Lived Intangible Assets, Gross	9,074	9,164
Less accumulated amortization	4,700	4,146
Finite-Lived Intangible Assets, Net	4,374	5,018
Customer relationships and other intangible assets [Member]
Intangible assets with definite lives:
Finite-Lived Intangible Assets, Gross	17,970	19,027
Less accumulated amortization	5,227	4,872
Finite-Lived Intangible Assets, Net	$ 12,743	$ 14,155

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274

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