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RELATED PARTY TRANSACTIONS - Expense, Accounts Payable and Accounts Receivable (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Related Party Transactions      
Expense $ 480 $ 154 $ 194
Related party outstanding accounts payable 214 30  
Current receivables $ 3,169 $ 286  
Other Receivable, after Allowance for Credit Loss, Current, Related Party [Extensible Enumeration] Mcewen Copper Inc [Member] Mcewen Copper Inc [Member]  
Non-current receivables $ 6,052    
Other Receivable, after Allowance for Credit Loss, Noncurrent, Related Party [Extensible Enumeration] Mcewen Copper Inc [Member]    
Total receivables from McEwen Copper Inc. $ 9,221 $ 286  
Other Receivable, after Allowance for Credit Loss, Related Party [Extensible Enumeration] Mcewen Copper Inc [Member] Mcewen Copper Inc [Member]  
REVlaw      
Related Party Transactions      
Expense $ 312 $ 154 $ 194
Related party outstanding accounts payable 46 $ 30  
Paragon Advanced Labs Inc.      
Related Party Transactions      
Expense 168    
Related party outstanding accounts payable $ 168