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Stock-Based Compensation - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Maximum number of shares reserved for grant of awards | 22,500,000 |  |
Shares available for grant under the plan | 4,300,000 |  |
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 | 8,800 | 34,000 | 40,000
Stock-based compensation expense | $ 30 | $ 9 | $ 22
stock-based compensation expense, net of tax | $ 21 | $ 7 | $ 17
Time-based RSUs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period | 3 years |  |
Performance-based and market-based RSUs |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Vesting period | 3 years |  |
Number of RSUs target award vested range maximum | 20.00% |  |

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