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PROPERTY, PLANT AND EQUIPMENT AND MINERAL PROPERTIES (Narrative) (Details)
 12 Months Ended
Nov. 22, 2021
USD ($)
$ / shares
shares
Oct. 27, 2021
USD ($)
shares
Oct. 27, 2021
CAD ($)
$ / shares
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Property, Plant and Equipment [Line Items]          
Sales and property tax refunds   $ 35,730,000      
Settlement of Asset Retirement Obligations Through Noncash Payments, Amount   $ 270,000      
Disposal Group, Shares Received In Transaction | shares 1,875,085 11,860,101      
Disposal Group, Shares Received In Transaction, Price Per Share | $ / shares     $ 2.95    
Disposal Group, Production Payment Commitment     $ 5,000,000    
Disposal Group, Warrants Issued | shares 937,542        
Disposal Group, Warrants Issued, Price Per Share | $ / shares $ 4.00        
Disposal Group, Proceeds For Payment Agreement $ 1,970,000        
Second Payment          
Property, Plant and Equipment [Line Items]          
Disposal Group, Deferred Cash Receivable     3,000,000    
Third Payment          
Property, Plant and Equipment [Line Items]          
Disposal Group, Deferred Cash Receivable     $ 3,000,000    
Consolidated Uranium Inc.          
Property, Plant and Equipment [Line Items]          
Proceeds from Sale of Productive Assets   $ 2,000,000      
Percentage of fair value investment   19.90%   19.10%  
Nichols Ranch          
Property, Plant and Equipment [Line Items]          
Depreciation       $ 0 $ 510,000