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COMMITMENTS AND CONTINGENCIES - Reclamation obligations (Details) - Surety Bonds $ in Millions, $ in Millions	6 Months Ended		12 Months Ended
	Jun. 30, 2026 USD ($)	Jun. 30, 2026 CAD ($)	Dec. 31, 2025 USD ($)	Dec. 31, 2025 CAD ($)
Reclamation Bonds
Percentage of annual fees on surety bonds	2.30%	2.30%
Percentage of required deposit on value of surety bonds	7.00%	7.00%
Restricted cash	$ 4.6		$ 4.2
Nevada
Reclamation Bonds
Surety bonding obligation	37.8		34.4
Canada
Reclamation Bonds
Surety bonding obligation	$ 13.3	$ 18.9	$ 13.8	$ 18.9

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Represents a surety bond obligation. It is a promise by a surety or guarantor to pay one party (the obligation) a certain amount if a second party (the principal) fails to meet some obligation, such as fulfilling the terms of a contract.

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