Pension And Other Retirement Benefits - Components of Net Periodic Benefit Expense Related to Retirement Plans (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 17	$ 16	$ 19
U.S. Plans | Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	14	19	17
Interest cost	15	14	17
Expected return on plan assets	(26)	(27)	(20)
Amortization of net actuarial loss and prior service credits from earlier periods	3	11	7
Loss on settlement of pension obligation	0	8	2
Net periodic expense	6	25	23
U.S. Plans | Other Retirement Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	4	4	3
Interest cost	1	1	1
Expected return on plan assets	0	0	0
Amortization of net actuarial loss and prior service credits from earlier periods	0	1	0
Loss on settlement of pension obligation	0	0	0
Net periodic expense	$ 5	$ 6	$ 4