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Income Taxes - Additional Information (Detail) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Schedule Of Income Tax [Line Items] |  |  |
Change in valuation allowance | $ (4,000,000) |  |
Deferred income tax benefit | 25,000,000 | $ (119,000,000) | $ 1,000,000
Uncertain tax positions | 0 | 0 | 0
Valuation allowance of deffered tax asset | 21,000,000 | 25,000,000 | 173,000,000
Change in valuation allowance | (4,000,000) | (148,000,000) | (28,000,000)
Non cash deferred tax benefit |  | 126,000,000 |
Valuation allowance | 3,000,000 |  |
Foreign tax credit carryforwards | $ 6,000,000 | 7,000,000 | $ 7,000,000
Minimum [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Foreign tax credits expiration year | 2025 |  |
Maximum [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Foreign tax credits expiration year | 2027 |  |
Federal [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Operating loss carryforwards | $ 162,000,000 |  |
Operating Loss Carryforwards with expiration date | 15,000,000 |  |
Operating Loss Carryforwards without expiration date | 147,000,000 |  |
Deferred tax benefit | $ 34,000,000 |  |
Federal [Member] | Maximum [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Operating loss carryforwards expiration year | 2037 |  |
State [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Operating loss carryforwards | $ 123,000,000 |  |
Deferred tax benefit | $ 6,000,000 |  |
Operating loss carryforwards expiration year | 2034 |  |
Foreign Country [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Operating loss carryforwards | $ 15,000,000 |  |
Operating Loss Carryforwards with expiration date | 9,000,000 |  |
Operating Loss Carryforwards without expiration date | 6,000,000 |  |
Non-U.S. net operating loss carryforwards | 3,000,000 |  |
Valuation allowance | $ 6,000,000 |  |
Foreign Country [Member] | Minimum [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Operating loss carryforwards expiration year | 2027 |  |
Foreign Country [Member] | Maximum [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Operating loss carryforwards expiration year | 2036 |  |
U.S. [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Change in valuation allowance | $ (3,000,000) |  |
Change in valuation allowance | 142,000,000 |  |
Canada [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Change in valuation allowance | 3,000,000 |  |
Other Foreign Jurisdictions [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Change in valuation allowance | (1,000,000) |  |
Change in valuation allowance | 3,000,000 |  |
U.S and Non U.S [Member] |  |  |
Schedule Of Income Tax [Line Items] |  |  |
Deferred income tax benefit |  | $ 148,000,000 |
Valuation allowance of deffered tax asset | $ 21,000,000 |  |

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