Financial Instruments and Fair Value Measurements - Summary of Undesignated Foreign Currency Forwards Activity (Detail)	6 Months Ended
	Jun. 30, 2022 USD ($) Derivative	Jun. 30, 2021 USD ($) Derivative
Derivative [Line Items]
Notional amounts at January 1	$ 165,000,000
New contracts	1,004,000,000
Matured, expired or settled contracts	(722,000,000)
Notional amounts at June 30	447,000,000
Forwards [Member] | Undesignated Derivatives [Member]
Derivative [Line Items]
Notional amounts at January 1	1,662,000,000	$ 1,162,000,000
New contracts	1,020,000,000	594,000,000
Matured, expired or settled contracts	(317,000,000)	(262,000,000)
Notional amounts at June 30	$ 2,365,000,000	1,494,000,000
Weighted average forward rate at June 30	0
Active contracts at June 30 | Derivative	0
Forwards [Member] | Undesignated Derivatives [Member] | CAD
Derivative [Line Items]
Notional amounts at January 1	$ 175,000,000	163,000,000
New contracts	61,000,000	173,000,000
Matured, expired or settled contracts	(34,000,000)	(61,000,000)
Notional amounts at June 30	$ 202,000,000	$ 275,000,000
Weighted average forward rate at June 30	1.27	1.27
Active contracts at June 30 | Derivative	85	67
Forwards [Member] | Undesignated Derivatives [Member] | EUR
Derivative [Line Items]
Notional amounts at January 1	$ 749,000,000	$ 474,000,000
New contracts	604,000,000	228,000,000
Matured, expired or settled contracts	(230,000,000)	(78,000,000)
Notional amounts at June 30	$ 1,123,000,000	$ 624,000,000
Weighted average forward rate at June 30	1.17	1.23
Active contracts at June 30 | Derivative	107	81
Forwards [Member] | Undesignated Derivatives [Member] | GBP
Derivative [Line Items]
Notional amounts at January 1	$ 383,000,000	$ 207,000,000
New contracts	161,000,000	110,000,000
Matured, expired or settled contracts	16,000,000	(69,000,000)
Notional amounts at June 30	$ 560,000,000	$ 248,000,000
Weighted average forward rate at June 30	1.11	1.36
Active contracts at June 30 | Derivative	82	63
Forwards [Member] | Undesignated Derivatives [Member] | JPY
Derivative [Line Items]
Notional amounts at January 1	$ 250,000,000	$ 252,000,000
New contracts	113,000,000	62,000,000
Matured, expired or settled contracts	(50,000,000)	(38,000,000)
Notional amounts at June 30	$ 313,000,000	$ 276,000,000
Weighted average forward rate at June 30	106.59	102.99
Active contracts at June 30 | Derivative	97	72
Forwards [Member] | Undesignated Derivatives [Member] | Other
Derivative [Line Items]
Notional amounts at January 1	$ 105,000,000	$ 66,000,000
New contracts	81,000,000	21,000,000
Matured, expired or settled contracts	(19,000,000)	(16,000,000)
Notional amounts at June 30	$ 167,000,000	$ 71,000,000
Weighted average forward rate at June 30	0
Active contracts at June 30 | Derivative	0