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Goodwill and Intangible Assets - Acquired Intangible Assets (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020
Acquired intangible assets disclosures |  |
Total gross carrying amount | $ 8,116 | $ 8,213
Total accumulated amortization | (3,481) | (3,036)
Total finite-lived intangible assets — net | 4,635 | 5,177
Non-amortizable intangible assets (primarily tradenames) | 653 | 658
Total intangible assets — net | $ 5,288 | 5,835
Minimum |  |
Acquired intangible assets disclosures |  |
Indefinite lived tradenames years in existence (in years) | 60 years |
Customer related intangible assets |  |
Acquired intangible assets disclosures |  |
Total gross carrying amount | $ 4,216 | 4,280
Total accumulated amortization | (1,616) | (1,422)
Patents |  |
Acquired intangible assets disclosures |  |
Total gross carrying amount | 513 | 537
Total accumulated amortization | (500) | (512)
Other technology-based intangible assets |  |
Acquired intangible assets disclosures |  |
Total gross carrying amount | 2,111 | 2,114
Total accumulated amortization | (839) | (638)
Definite-lived tradenames |  |
Acquired intangible assets disclosures |  |
Total gross carrying amount | 1,171 | 1,178
Total accumulated amortization | (447) | (385)
Other amortizable intangible assets |  |
Acquired intangible assets disclosures |  |
Total gross carrying amount | 105 | 104
Total accumulated amortization | $ (79) | $ (79)

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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/disclosureRef -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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