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Acquisitions and Divestitures - Acquisitions Narrative (Details) $ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Feb. 28, 2019 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2021 businessAcquired | Dec. 31, 2020 USD ($) businessAcquired | Dec. 31, 2019 USD ($)
Business Acquisition [Line Items] |  |  |  |  |
Number of acquisitions | businessAcquired |  |  | 0 | 0 |
Cash paid |  |  |  |  | $ 5,194
M*Modal |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash paid | $ 700 |  |  |  | 708
Assumed debt | $ 300 |  |  |  |
Revenue from acquiree since acquisition |  |  |  |  | 300
Earnings (loss) from acquiree since acquisition |  |  |  |  | (25)
Acelity |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash paid |  |  |  |  | $ 4,486
Revenue from acquiree since acquisition |  | $ 350 |  |  |
Earnings (loss) from acquiree since acquisition |  | $ (45) |  |  |
Adjustments to purchase price allocation |  |  |  | $ 34 |

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