Income Taxes (Components of Income Tax Expense) (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current
U.S. federal	$ 137	$ 25	$ 12
U.S. state and local	20	13	6
Foreign	325	301	320
Total current income tax expense	482	339	338
Deferred
U.S. federal	(79)	12	1
U.S. state and local	(7)	3	(3)
Foreign	(71)	20	(45)
Total deferred income tax (benefit)/expense	(157)	35	(47)
Total income tax expense	$ 325	$ 374	$ 291