Schedule of Changes in Balance Sheet Position of Employee Related Restructuring Reserves (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Restructuring Cost and Reserve [Line Items]
Reserve at end of the period	$ 45		$ 45
Restructuring employee-related
Restructuring Cost and Reserve [Line Items]
Reserve at beginning of the period	58	$ 113	88	$ 126
Provision - charge	0	1	12	2
Provision - reversal	0	0	0	0
Cash payments	(9)	(8)	(50)	(17)
Translation difference	(4)	1	(5)	(4)
Reserve at end of the period	$ 45	$ 107	$ 45	$ 107