Financial Instruments and Fair Value Measurements - Foreign Currency Contracts Activity (Detail) - Forwards [Member] - Net Investment Hedges [Member] - Designated As Hedging Instrument [Member]	12 Months Ended
	Dec. 31, 2023 USD ($) Derivative	Dec. 31, 2022 USD ($) Derivative	Dec. 31, 2021 USD ($) Derivative
Derivative [Line Items]
Notional amounts at January 1	$ 974,000,000	$ 967,000,000	$ 512,000,000
New contracts	910,000,000	1,404,000,000	967,000,000
Matured, expired or settled contracts	(936,000,000)	(1,397,000,000)	(512,000,000)
Notional amounts at December 31	948,000,000	974,000,000	967,000,000
CAD
Derivative [Line Items]
Notional amounts at January 1	534,000,000	535,000,000	377,000,000
New contracts	467,000,000	964,000,000	535,000,000
Matured, expired or settled contracts	(485,000,000)	(965,000,000)	(377,000,000)
Notional amounts at December 31	$ 516,000,000	$ 534,000,000	$ 535,000,000
Weighted average forward rate at December 31	1.33	1.29	0.0125
Active contracts at December 31 | Derivative	6	6	6
GBP
Derivative [Line Items]
Notional amounts at January 1	$ 440,000,000	$ 432,000,000	$ 135,000,000
New contracts	343,000,000	440,000,000	432,000,000
Matured, expired or settled contracts	(351,000,000)	(432,000,000)	(135,000,000)
Notional amounts at December 31	$ 432,000,000	$ 440,000,000	$ 432,000,000
Weighted average forward rate at December 31	1.26	1.28	0.0137
Active contracts at December 31 | Derivative	4	4	4
CNH
Derivative [Line Items]
Notional amounts at January 1	$ 0
New contracts	100,000,000
Matured, expired or settled contracts	(100,000,000)
Notional amounts at December 31	$ 0	$ 0
Weighted average forward rate at December 31	0
Active contracts at December 31 | Derivative	0