Changes in Accumulated Other Comprehensive Income Before Tax (Detail) - Pension Plans, Defined Benefit - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Total retirement benefit recognized in accumulated other comprehensive income at beginning of year	$ 62	$ 63
Net actuarial (gain) loss	(19)	8
Amortization of prior service credit (cost)		0
Amortization of actuarial loss	(7)	(10)
Total retirement benefit recognized in accumulated other comprehensive income at end of year	35	62
Non-U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Total retirement benefit recognized in accumulated other comprehensive income at beginning of year	45	51
Net actuarial (gain) loss	(8)	(5)
Amortization of prior service credit (cost)	0	0
Amortization of actuarial loss	(2)	(2)
Translation difference	(2)	2
Total retirement benefit recognized in accumulated other comprehensive income at end of year	$ 33	$ 45