Income Taxes (Components of Income Tax Expense) (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current income tax expense
U.S. federal	$ 25	$ 12	$ 86
U.S. State and local	13	6	15
Non-U.S.	301	320	296
Total current income tax	339	338	397
Deferred income tax expense
U.S. federal	12	1	(1)
U.S. State and local	3	(3)	13
Non-U.S.	20	(45)	(17)
Deferred Income Tax Expense (Benefit)	35	(47)	(5)
Total	$ 374	$ 291	$ 392