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FINANCIAL INSTRUMENTS (Details 1) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Dec. 31, 2020
Statement [Line Items]      
Cash   $ 24,765 $ 11,713
Long-term Investments $ 2,667 3,939  
Amounts Receivable 820 1,208  
Accounts Payable And Accrued Liabilities 5,107 3,260  
Due To Related Parties 125 163  
MXN [Member]      
Statement [Line Items]      
Cash 5,711 3,576  
Long-term Investments 0 0  
Reclamation Bonds 0 0  
Amounts Receivable 0 0  
Accounts Payable And Accrued Liabilities (19,447) (57,604)  
Due To Related Parties 0 0  
Finance Lease Obligations 0 (1)  
Net Exposure (13,736) (54,029)  
Us Dollar Equivalent (687) (2,363)  
CDN [Member]      
Statement [Line Items]      
Cash 283 1,450  
Long-term Investments 3,436 4,976  
Reclamation Bonds 6 6  
Amounts Receivable 115 33  
Accounts Payable And Accrued Liabilities (84) (211)  
Due To Related Parties (195) (206)  
Finance Lease Obligations (408) (394)  
Net Exposure 3,153 5,654  
Us Dollar Equivalent $ 2,447 $ 4,054