XML 60 R32.htm IDEA: XBRL DOCUMENT v3.10.0.1
Note 8 - Investment in Peak Gold, LLC - Roll-forward of Investment in the Joint Venture Company (Details) - USD ($)
12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
Investment balance      
Investment in Peak Gold, LLC 2,580,000    
Loss from equity investment in Peak Gold, LLC (2,580,000)    
Investment balance    
The Joint Venture Company [Member]        
Investment balance 0 0 $ 0 $ 0
Investment in Peak Gold, LLC 2,580,000 1,433,886
Loss from equity investment in Peak Gold, LLC (2,580,000) (1,433,886)
Investment balance $ 0 $ 0 $ 0 $ 0