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Note 23 - Financial instruments - Schedule of Financial Instruments at Fair Value (Details) - Recurring fair value measurement [member] - CAD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Level 1 of fair value hierarchy [member] | Financial assets, marketable securities [member] |  |
Statement Line Items [Line Items] |  |
Financial assets, at fair value | $ 2,358 | $ 1,166
Level 1 of fair value hierarchy [member] | Financial assets, other investments [member] |  |
Statement Line Items [Line Items] |  |
Financial assets, at fair value | 0 | $ 0
Level 3 of fair value hierarchy [member] | Financial assets, marketable securities [member] |  |
Statement Line Items [Line Items] |  |
Financial assets, at fair value | 0 |
Level 3 of fair value hierarchy [member] | Financial assets, other investments [member] |  |
Statement Line Items [Line Items] |  |
Financial assets, at fair value | $ 2,063 |

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- Definition The fair value of financial assets. [Refer: At fair value [member]; Financial assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 25 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_25&doctype=Standard -URIDate 2024-03-27 + Details
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