Stock-Based Compensation - Additional Information (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2025 USD ($) shares	Dec. 31, 2024 USD ($) shares	Dec. 31, 2023 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum number of shares reserved for grant of awards (in shares)	22,500,000
Shares available for grant under the plan (in shares)	2,900,000
Common stock conversion ratio	1
Share based compensation percentage in annual base salary, min	50.00%
Share based compensation percentage in annual base salary, max	100.00%
Shares issued to non-employee directors (in shares)	6,600	4,400	4,000
Stock-based compensation expense | $	$ 19	$ 19	$ 30
stock-based compensation expense, net of tax | $	$ 14	$ 14	$ 21
Time-based RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Performance-based RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years