MINERAL PROPERTY INTERESTS AND PLANT AND EQUIPMENT- Mineral Properties (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Mineral Property Interests
Mineral property interests	$ 182,215	$ 165,743
Fox Complex, other than Lexam
Mineral Property Interests
Mineral property interests	49,352	37,015
Lexam Properties
Mineral Property Interests
Mineral property interests	42,400	42,320
Gold Bar Mine
Mineral Property Interests
Mineral property interests	24,485	20,566
Tonkin Properties
Mineral Property Interests
Mineral property interests	5,943	5,623
Elder Creek Exploration Property - 1.25% NSR
Mineral Property Interests
Mineral property interests	$ 150	$ 150
Net smelter return (as a percent)	1.25%	1.25%
Lookout Mountain Project
Mineral Property Interests
Mineral property interests	$ 22,441	$ 22,369
Los Azules Copper Project - 1.25% NSR
Mineral Property Interests
Mineral property interests	$ 28,822	$ 28,821
Net smelter return (as a percent)	1.25%	1.25%
El Gallo
Mineral Property Interests
Mineral property interests	$ 8,622	$ 8,879