v3.26.1
NATURE OF OPERATIONS (Details)
$ in Thousands
1 Months Ended 3 Months Ended
Mar. 04, 2026
USD ($)
Mar. 31, 2026
USD ($)
item
Mar. 31, 2024
USD ($)
Dec. 31, 2021
USD ($)
Mar. 31, 2026
USD ($)
item
Mar. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Sep. 30, 2024
USD ($)
Mar. 17, 2022
USD ($)
NATURE OF OPERATIONS                    
Gross proceeds         $ 30,478          
Demonstration plant project budget                 $ 53,600  
Cash and cash equivalents   $ 47,141     47,141 $ 24,402 $ 19,315      
Cash used in operations         2,725 $ 2,269        
Net proceeds of rights offering   30,478     30,478          
Expected monthly on-going cost of the Demonstration Plant during 2026         77,500          
2026 Rights Offering                    
NATURE OF OPERATIONS                    
Gross proceeds $ 30,968 30,968                
2021 Rights Offering                    
NATURE OF OPERATIONS                    
Gross proceeds       $ 25,400            
2024 Rights Offering                    
NATURE OF OPERATIONS                    
Gross proceeds     $ 35,800              
General Atomics                    
NATURE OF OPERATIONS                    
Projected operating cost   $ 77,500     $ 77,500          
Demonstration plant project budget               $ 53,600   $ 53,600
Bear Lodge REE Project                    
NATURE OF OPERATIONS                    
Ownership interest (as a percent)         100.00%          
Sundance Gold Project                    
NATURE OF OPERATIONS                    
Ownership interest (as a percent)         100.00%          
Number of gold targets | item   3     3