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Goodwill and Intangible Assets - Acquired Intangible Assets (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2022 | Dec. 31, 2021
Acquired intangible assets disclosures |  |
Total gross carrying amount | $ 8,058 | $ 8,116
Total accumulated amortization | (3,568) | (3,481)
Total finite-lived intangible assets — net | 4,490 | 4,635
Non-amortizable intangible assets (primarily tradenames) | 651 | 653
Total intangible assets — net | $ 5,141 | 5,288
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 | $ 4,179 | 4,216
Total accumulated amortization | (1,653) | (1,616)
Patents |  |
Acquired intangible assets disclosures |  |
Total gross carrying amount | 510 | 513
Total accumulated amortization | (500) | (500)
Other technology-based intangible assets |  |
Acquired intangible assets disclosures |  |
Total gross carrying amount | 2,105 | 2,111
Total accumulated amortization | (886) | (839)
Definite-lived tradenames |  |
Acquired intangible assets disclosures |  |
Total gross carrying amount | 1,170 | 1,171
Total accumulated amortization | (462) | (447)
Other amortizable intangible assets |  |
Acquired intangible assets disclosures |  |
Total gross carrying amount | 94 | 105
Total accumulated amortization | $ (67) | $ (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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