Employee Benefit Plans - Schedule of Defined Benefit Plan Assets (Detail) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan assets, amount	$ 31	$ 12	$ 13
Defined benefit plan assets, percentage	100.00%	100.00%
Debt Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan assets, amount	$ 20	$ 5
Defined benefit plan assets, percentage	65.00%	41.00%
Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan assets, amount	$ 7	$ 1
Defined benefit plan assets, percentage	22.00%	6.00%
Other [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan assets, amount	$ 4	$ 6
Defined benefit plan assets, percentage	13.00%	53.00%