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Investments - Narrative (Detail) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Debt Securities, Available-for-sale [Line Items] |  |  |
Contractual maturities term (maximum) |  | 36 months |
Unrealized loss |  | $ 4,232 | $ 2,416
Debt and equity investments in privately-held companies included in other assets |  | $ 252 | $ 99
Celonis SE |  |  |
Debt Securities, Available-for-sale [Line Items] |  |  |
Non-marketable equity investment | $ 100 |  |

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