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Revenue - Summary of Changes in Carrying Amount of Contract Assets and Contract Liabilities (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($)
Revenue From Contract With Customer [Abstract]
Balance at December 31, 2020	$ 611
Provision, net	1
Billings	(866)
Revenue recognized	806
Currency translation adjustments and other	(91)
Balance at December 31, 2021	461
Balance at December 31, 2020	354
Billings	933
Revenue recognized	(818)
Currency translation adjustments and other	(77)
Balance at December 31, 2021	$ 392

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