Employee Benefit Plans - Employee Benefit Plans (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Total recognized - other comprehensive (income) loss	Total recognized - other comprehensive (income) loss	Total recognized - other comprehensive (income) loss
Total recognized - other comprehensive (income) loss	$ (22)	$ (2)	$ 27
Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Service cost	7	9	10
Interest cost	6	5	6
Expected return on assets	(8)	(8)	(9)
Settlement loss	0	0	2
Prior service credit	(1)	0	0
Recognized actuarial loss	1	1	0
Net Periodic Benefit Cost (Credit)	5	7	9
Net (gain) loss	(6)	(6)	12
Amortizations	0	(1)	(2)
Total recognized - other comprehensive (income) loss	(6)	(7)	10
Post-retirement Benefits
Defined Benefit Plan Disclosure [Line Items]
Service cost	1	1	1
Interest cost	3	3	3
Expected return on assets	0	0	0
Settlement loss	0	0	0
Prior service credit	(10)	(10)	(14)
Recognized actuarial loss	0	0	0
Net Periodic Benefit Cost (Credit)	(6)	(6)	(10)
Net (gain) loss	(29)	(5)	12
Amortizations	10	10	13
Total recognized - other comprehensive (income) loss	$ (19)	$ 5	$ 25