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DISAGGREGATION OF REVENUE (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Revenues (Note 17)	$ 17,710	$ 4,047	$ 38,820	$ 38,192
Revenues	17,710	4,047	38,820	38,192
Uranium Segment | Revenues, Uranium Concentrates [Member]
Disaggregation of Revenue [Line Items]
Revenues (Note 17)	17,370	4,000		37,904
Uranium Segment | Revenues, Alternate Feed Materials [Member]
Disaggregation of Revenue [Line Items]
Revenues (Note 17)	340	47	1,779	288
Heavy Mineral Sands Segment | Revenues, Uranium Concentrates [Member]
Disaggregation of Revenue [Line Items]
Revenues (Note 17)			21,220
Heavy Mineral Sands Segment | Revenues, Heavy Mineral Sands [Member]
Disaggregation of Revenue [Line Items]
Revenues (Note 17)	$ 0	$ 0	$ 15,821	$ 0

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