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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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