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Share Capital and Warrants - Issued and Outstanding - Warrants (Details) - Common Share Warrants - CAD ($) shares in Thousands, $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Number of Warrants |  |
Outstanding, Beginning of Year (in shares) | 3,643 | 7,625
Exercised (in shares) | (738) | (3,982)
Outstanding, End of Period (in shares) | 2,905 | 3,643
Amount |  |
Outstanding, Beginning of Year | $ 12 | $ 25
Exercised | (2) | (13)
Outstanding, End of Period | $ 10 | $ 12

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- Definition Common Shares Issued In Amount Upon Exercise of Warrants + References No definition available. + Details
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- Definition Number Of Common Shares Issued Upon Exercise of Warrants + References No definition available. + Details
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- Definition Value of shares issued + References No definition available. + Details
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- Definition The nominal value of capital issued. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 78 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78_e&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The number of shares that have been authorised and issued, reduced by treasury shares held. [Refer: Treasury shares] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 79 -Subparagraph a -Clause iv -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_79_a_iv&doctype=Standard -URIDate 2024-03-27 + Details
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- Details
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