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Goodwill and Other Intangible Assets, Net - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Goodwill [Line Items] |  |  |  |  |
Goodwill | $ 13,031 |  | $ 13,031 |  | $ 13,355
Impairment of goodwill | 0 | $ 2,250 | 0 | $ 2,250 |
Amortization of acquisition-related intangibles | 170 | 182 | 513 | 552 |
Finite-Lived Intangible Assets | Russia and Ukraine Conflict |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Impairment of long-lived assets |  |  |  | 92 |
Health & Biosciences |  |  |  |  |
Goodwill [Line Items] |  |  |  |  |
Goodwill | 4,314 |  | 4,314 |  | 4,321
Impairment of goodwill |  | $ 2,250 |  | $ 2,250 |
Goodwill, Impaired, Accumulated Impairment Loss | $ 2,250 |  | $ 2,250 |  | $ 2,250

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