RELATED PARTY TRANSACTIONS (Details) - USD ($)							12 Months Ended
	Jul. 11, 2025	May 06, 2025	Apr. 28, 2025	Mar. 27, 2025	Feb. 21, 2025	Jan. 31, 2025	Dec. 31, 2025	Dec. 31, 2024	Dec. 15, 2025	Dec. 14, 2025	Dec. 09, 2025
Related Party Transactions
Outstanding loan							$ 126,168,000	$ 40,000,000
Due from McEwen Copper Inc. (Note 15)							$ 3,169,000	286,000
Paragon Advanced Labs Inc.
Related Party Transactions
Percentage of interest acquired							27.00%		27.00%	27.30%	27.32%
Credit agreement
Related Party Transactions
Outstanding loan						$ 40,000,000
Extension term for repayment of debt						24 months
Amount of principal of debt repaid					$ 20,000,000
Shares issued		53,160
Debt instrument, shares issued		2.00%
Debt interest expense							$ 2,200,000	$ 3,900,000
Stated interest rate (as a percent)							9.75%	9.75%
Affiliate of Robert McEwen
Related Party Transactions
Ownership interest in Canadian Gold				32.50%
Affiliate of Robert McEwen | Third amended loan agreement
Related Party Transactions
Outstanding loan						$ 40,000,000
Affiliate of Robert McEwen | Credit agreement
Related Party Transactions
Outstanding loan						$ 40,000,000
Extension term for repayment of debt						24 months
Amount of principal of debt repaid						$ 20,000,000
Shares issued						53,160
Debt instrument, shares issued						2.00%
Debt interest expense							$ 2,100,000	$ 3,900,000
Stated interest rate (as a percent)							9.75%
Inventus Mining Corp.
Related Party Transactions
Number of tonnes of ore							4,817
Payment for ore acquired							$ 1,400,000
Number of warrants exercised	800,000		9,200,000
Number of warrants held			10,000,000