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Financial Instruments - Summary of maturity analysis for financial assets held for managing liquidity risk (Detail) - USD ($) $ in Millions | Dec. 31, 2024 | Dec. 31, 2023 | Jan. 01, 2023 | [1] | Dec. 31, 2022
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Disclosure of detailed information about financial instruments [abstract] |  |  |  |
Cash and cash equivalents | $ 92 | $ 95 | $ 187 | $ 187
RCF | 800 |  |  |
Less: Drawings on RCF | (191) |  |  |
Less: Letters of Credit | (87) |  |  |
Net RCF | 522 |  |  |
Available for future drawings | $ 614 |  |  |
[1] | Effective January 1, 2024, the Company changed its presentation currency from Canadian dollars to United States dollars. Refer to Note 4 “Changes in Accounting Policies” for further details.

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- Definition Drawings on revolving credit facility. + References No definition available. + Details
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- Definition Gross revolving credit facility liquidity. + References No definition available. + Details
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- Definition Letter of credit. + References No definition available. + Details
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Balance Type: | credit
Period Type: | instant

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- Definition Liquidity available for future drawings. + References No definition available. + Details
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- Definition Net revolving credit facility liquidity. + References No definition available. + Details
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- Definition The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2024-01-01 -Paragraph B13 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_B13_a&doctype=Appendix&subtype=B -URIDate 2024-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 54 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_54_i&doctype=Standard -URIDate 2024-03-27 + Details
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