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Income Taxes - Summary of Tax Loss and Tax Credits (Detail) $ in Millions | Dec. 31, 2024 USD ($)
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Tax Loss Carry Forwards [Member] |
Disclosure of Income Taxes [Line Items] |
2025 | $ 26
2026 | 44
2027 | 50
2028 | 45
2029 and thereafter | 6,348
Tax Loss And Tax Credits, Total | 6,513
Amount of unrecognized carryforwards [Member] |
Disclosure of Income Taxes [Line Items] |
2025 | 18
2026 | 24
2027 | 18
2028 | 20
2029 and thereafter | 4,668
Tax Loss And Tax Credits, Total | 4,748
Amount of recognized carryforwards [Member] |
Disclosure of Income Taxes [Line Items] |
2025 | 8
2026 | 20
2027 | 32
2028 | 25
2029 and thereafter | 1,680
Tax Loss And Tax Credits, Total | $ 1,765

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