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Asset Impairments (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Property, Plant and Equipment [Line Items] |  |  |  |
Asset impairments |  | $ 264 | $ 215 | $ 16
Long-Lived Assets and Intangible Assets |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Asset impairments | $ 105 |  |  |
In-Process R&D, Other Intangible Assets and Property, Plant and Equipment |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Asset impairments |  | $ 159 |  |
Global ERP System |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Asset impairments |  |  | $ 195 |
Revenue from Contract with Customer Benchmark | Geographic Concentration Risk | CHINA |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Concentration risk (as a percent) |  | 2.50% |  |

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