Mineral Properties (Narrative) (Details)	3 Months Ended	9 Months Ended
	Feb. 28, 2022 USD ($)	Feb. 28, 2022 USD ($) shares	Feb. 28, 2021 USD ($)	Feb. 28, 2022 CAD ($)	Feb. 28, 2022 USD ($)	Apr. 30, 2021 CAD ($)	Apr. 30, 2021 USD ($)	Nov. 30, 2020 CAD ($)	Nov. 30, 2020 USD ($)
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Mineral claims				$ 9,400	$ 7,334	$ 3,448	$ 2,668	$ 3,448	$ 2,668
Amount of mineral claim licenses				$ 9,400	$ 7,334	$ 3,448	$ 2,668	$ 3,448	$ 2,668
Common stock issued to purchase mineral property (Shares) | shares		570,000,000
Common stock at fair value of acquisition	$ 2,850,000	$ 2,850,000
Write off of mineral property acquisition costs		$ 7,334	$ 2,342
Property Purchase Agreement [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Equity method investment, ownership percentage				40.00%	40.00%
Common stock issued to purchase mineral property (Shares) | shares		570,000,000
Common stock at fair value of acquisition		$ 2,850,000
Write off of mineral property acquisition costs		$ 2,850,000