XML 65 R29.htm IDEA: XBRL DOCUMENT v3.10.0.1
Nature of Operations (Details) - shares
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Midas Gold Shares    
Property, Plant and Equipment [Line Items]    
Shares owned 7,802,615 7,802,615
Mt Todd, Australia    
Property, Plant and Equipment [Line Items]    
Percentage of ownership in project 100.00%