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Investment in Associates - Summary of Financial Information of Material Associate Investment (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disclosure of associates [line items] |  |  |  |  |
Non-current assets | $ 2,538 |  | $ 2,650 |  |
Current assets | 1,678 |  | 2,066 |  |
Current liabilities | (1,544) |  | (1,624) |  |
Non-current liabilities | (4,280) |  | (4,566) |  |
Net assets | (1,608) |  | (1,474) |  |
Carrying amount | 36 |  | 77 |  |
Revenue | 3,892 |  | 2,907 |  | $ 2,394
Profit/(loss) from continuing operations and total comprehensive income/(loss) for the year | 376 |  | 265 |  | (260)
Barclay associate [member] |  |  |  |  |
Disclosure of associates [line items] |  |  |  |  |
Non-current assets | 472 |  | 485 |  |
Current assets | 64 |  | 38 |  |
Current liabilities | (33) |  | (32) |  |
Non-current liabilities | (250) |  | (246) |  |
Net assets | 253 |  | 245 |  |
Effect of Specially Allocated Expenses | (42) |  |  |  |
Revenue | 106 |  | 42 |  |
Profit/(loss) from continuing operations and total comprehensive income/(loss) for the year | 8 |  | (24) |  |
Group's share of profit/(loss) for the year | (42) | [1] | (5) | [1] | $ 13
Barclay associate [member] | Group share of reported net assets at 19.9% [member] |  |  |  |  |
Disclosure of associates [line items] |  |  |  |  |
Net assets | 50 |  | 49 |  |
Adjustments to reflect impairment, capitalised costs, and additional rights and obligations under the shareholder agreement | (8) |  | (7) |  |
Carrying amount | $ 0 |  | $ 42 |  |
[1] | Includes specially allocated expenses and the cost of funding owner returns.

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- Definition The amount of assets that the entity (a) expects to realise or intends to sell or consume in its normal operating cycle; (b) holds primarily for the purpose of trading; (c) expects to realise within twelve months after the reporting period; or (d) classifies as cash or cash equivalents (as defined in IAS 7) unless the asset is restricted from being exchanged or used to settle a liability for at least twelve months after the reporting period. [Refer: Assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2022-03-24 -Paragraph B12 -Subparagraph b -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_B12_b_i&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 12 -IssueDate 2022-03-24 -Paragraph B10 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_B10_b&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 66 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_66&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition Expiry date 2023-01-01: The amount of liabilities that: (a) the entity expects to settle in its normal operating cycle; (b) the entity holds primarily for the purpose of trading; (c) are due to be settled within twelve months after the reporting period; or (d) the entity does not have an unconditional right to defer settlement for at least twelve months after the reporting period. Effective 2023-01-01: The amount of liabilities that: (a) the entity expects to settle in its normal operating cycle; (b) the entity holds primarily for the purpose of trading; (c) are due to be settled within twelve months after the reporting period; or (d) the entity does not have the right at the end of the reporting period to defer settlement for at least twelve months after the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2022-03-24 -Paragraph B12 -Subparagraph b -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_B12_b_iii&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 12 -IssueDate 2022-03-24 -Paragraph B10 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_B10_b&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 69 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_69&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of investments in associates in an entity's separate financial statements. [Refer: Associates [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 27 -IssueDate 2022-03-24 -Paragraph 10 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2022-en-r&anchor=para_10&doctype=Standard -URIDate 2022-03-24 + Details
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