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Marketable Securities (Details) - CAD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
aug_MajorAssumptionsMadeConcerningFutureEventsOtherProvisionsInflationRate
Marketable securities, beginning	$ 346	$ 186
Additions, upon acquisition of Eastmain	1,662	0
Additions	102	0
Unrealized net gains	565	160
Marketable securities, ending	$ 2,675	$ 346

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The amount of current financial assets measured at fair value through profit or loss. [Refer: Financial assets at fair value through profit or loss]

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