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Intangible Assets and Goodwill (Details) - USD ($) $ in Millions | Apr. 01, 2018 | Dec. 31, 2017
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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 + Details
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- Definition Amount before 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 + Details
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- Definition Amount after 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 + Details
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- Definition 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 -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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