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Income Taxes - Additional Information (Detail) - USD ($) $ in Millions |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jun. 23, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Income Tax [Line Items] |  |  |  |  |
Expected impairment of income tax benefit |  |  |  | $ 118 |
Tax benefit |  | $ 214 | $ 69 | 210 | $ 648
Pre-tax income (loss) |  | $ 646 | $ (324) | $ 1,143 | $ (1,037)
Minimum tax rate |  | 15.00% |  | 15.00% |
Israel Tax Authority [Member] |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |
Statutory tax rate in Israel |  |  |  | 23.00% |
Minimum tax rate |  | 15.00% |  | 15.00% |
Israel Tax Authority [Member] | Two Thousand Eight Through Tax Payable [Member] |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |
Maximum tax payment limit | $ 500 |  |  |  |
Number of years spread to pay tax payable | 6 years |  |  |  |
Effective Income Tax Rate Reconciliation, Tax Settlement, Amount, Total | $ 750 |  |  |  |
Minimum [Member] | Israel Tax Authority [Member] | Two Thousand Eight Through Tax Payable [Member] |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |
Effective income tax rate reconciliation, tax settlement, other, percent | 5.00% |  |  |  |
Maximum [Member] | Israel Tax Authority [Member] | Two Thousand Eight Through Tax Payable [Member] |  |  |  |  |
Income Tax [Line Items] |  |  |  |  |
Effective income tax rate reconciliation, tax settlement, other, percent | 7.00% |  |  |  |

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