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Investment in Associates - Summary of Investments in Associates (Parenthetical) (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure of associates and joint ventures [line items] |  |  |
Profit (loss) from operating activities | $ 628 | $ 494 | $ (153)
Exceptional Items [member] |  |  |
Disclosure of associates and joint ventures [line items] |  |  |
Profit (loss) from operating activities | (95) | $ (29) | $ (270)
Associates [member] |  |  |
Disclosure of associates and joint ventures [line items] |  |  |
Obligations created for special allocation of expenses | 18 |  |
Associates [member] | Exceptional Items [member] |  |  |
Disclosure of associates and joint ventures [line items] |  |  |
Profit (loss) from operating activities | (42) |  |
Other associates [Member] |  |  |
Disclosure of associates and joint ventures [line items] |  |  |
Profit (loss) from operating activities | $ 1 |  |

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