Note 11 - Income Taxes - Components of Deferred Income Tax Assets and Liabilities (Details) - CAD ($)	May 31, 2019	May 31, 2018
Mineral properties	$ 21,333,000	$ 18,619,000
Property and equipment	12,000	42,000
Share issuance costs	27,000	40,000
Non-capital losses available for future periods	9,763,000	8,378,000
Deferred Tax Assets, Gross	31,135,000	27,079,000
Valuation allowance	(31,135,000)	(27,079,000)
Net deferred tax assets