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Intangible Assets and Goodwill (Details) - USD ($) $ in Millions	Apr. 01, 2018	Dec. 31, 2017
Intangible assets with indefinite lives:
Indefinite-Lived Intangible Assets	$ 10,586	$ 11,283
Total intangible assets - net	52,365	53,228
Trademarks
Intangible assets with indefinite lives:
Indefinite-Lived Intangible Assets	7,113	7,082
Purchased In-Process Research And Development
Intangible assets with indefinite lives:
Indefinite-Lived Intangible Assets	3,473	4,201
Patents And Trademarks
Intangible assets with definite lives:
Finite-Lived Intangible Assets, Gross	35,980	36,427
Less accumulated amortization	7,594	7,223
Finite-Lived Intangible Assets, Net	28,386	29,204
Customer relationships and other intangible assets
Intangible assets with definite lives:
Finite-Lived Intangible Assets, Gross	21,141	20,204
Less accumulated amortization	7,748	7,463
Finite-Lived Intangible Assets, Net	$ 13,393	$ 12,741

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- Definition

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

+ References

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)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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

+ References

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-Publisher FASB
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+ References

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