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Note 11 - Investment in Peak Gold, LLC - Condensed Results of Operations for Peak Gold, LLC (Details) - USD ($)
 12 Months Ended 90 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Exploration expense $ 8,517,938 $ 89,817  
General and administrative 10,336,378 10,362,281  
Total expenses 19,633,287 10,662,178  
The Joint Venture Company [Member]      
Exploration expense 9,534,764 11,190,248 $ 58,411,527
General and administrative 1,290,013 1,618,045 12,281,019
Total expenses 10,824,777 12,808,293 70,692,546
NET LOSS $ 10,824,777 $ 12,808,293 $ 70,692,546