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Revenue - Summary of Changes in Carrying Amount of Contract Assets and Contract Liabilities (Detail) $ in Millions	9 Months Ended
	Sep. 30, 2025 USD ($)
Revenue from Contract with Customer [Abstract]
Balance at December 31, 2024	$ 577
Billings	(1,360)
Revenue recognized	1,335
Currency translation adjustments and other	24
Balance at September 30, 2025	576
Balance at December 31, 2024	492
Billings	1,212
Revenue recognized	(1,152)
Currency translation adjustments and other	12
Balance at September 30, 2025	$ 564

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