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Liquidity, Capital Resources and Going Concern (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2023
USD ($)
$ / oz
Mar. 31, 2022
USD ($)
Mar. 31, 2024
USD ($)
Apr. 30, 2023
USD ($)
Dec. 31, 2022
USD ($)
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Exploration expenditures $ 1,339 $ 1,666      
Velardena care and maintenance costs 247 536      
El Quevar spending (net of Barrick reimbursements) 151 117      
Administrative expense 1,331 1,272      
Cash and cash equivalents 2,001       $ 3,972
Net operating margin (loss) $ (3,235) $ (303)      
Doubt about ability to continue as a going concern true        
MEXICO          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Value Added Tax Expected to be Received $ 1,500        
Subsequent Event          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Cash and cash equivalents       $ 2,000  
Rodeo Property | Silver          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Expected metals prices | $ / oz 25.00        
Velardena Properties | Gold          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Expected metals prices | $ / oz 1,900        
Velardena Properties | Silver          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Expected metals prices | $ / oz 22.50        
Minimum | Rodeo Property | Gold          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Expected metals prices | $ / oz 1,950        
Minimum | Velardena Properties          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Net operating margin (loss)     $ 5,000    
Maximum | Rodeo Property | Gold          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Expected metals prices | $ / oz 1,990        
Maximum | Velardena Properties          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Net operating margin (loss)     5,500    
Scenario, Forecast          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Forecasted expenditures, excluding Rodeo cost of metals sold     7,600    
Exploration expenditures     2,100    
Velardena care and maintenance costs     300    
El Quevar spending (net of Barrick reimbursements)     300    
Administrative expense     4,900    
Scenario, Forecast | Minimum | Rodeo Property          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Net operating margin (loss)     0    
Scenario, Forecast | Maximum | Rodeo Property          
Research and Development Arrangement, Contract to Perform for Others [Line Items]          
Net operating margin (loss)     $ 500