Schedule of deferred tax assets temporary differences have not been recognized (Details) - CAD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Notes and other explanatory information [abstract]
Inventory	$ 2,225	$ 2,225
Restoration provision	9,820	11,797
Capital losses	36,633	36,633
Non-capital losses	166,016	129,189
Other	1,636	1,614
Net deferred tax assets	$ 216,330	$ 181,458

The amount of deferred tax assets net of deferred tax liabilities, when the absolute amount of deferred tax assets is greater than the absolute amount of deferred tax liabilities. [Refer: Deferred tax assets; Deferred tax liabilities]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 12
-IssueDate 2024-01-01
-Paragraph 81
-Subparagraph g
-Clause i
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2024-en-r&anchor=para_81_g_i&doctype=Standard
-URIDate 2024-03-27

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant