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Property, Plant & Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 28,297				$ 17,137
Less: Accumulated depreciation	(4,280)				(2,167)
Property, plant and equipment, net	24,017	$ 18,837	$ 17,863	$ 16,277	14,970
Uranium Plant
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	8,292				4,202
Furniture
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	135				124
Buildings
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	807				401
Software
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	142				142
Other property and equipment
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	8,882				6,894
Construction in progress
Property, Plant and Equipment [Line Items]
Total property, plant and equipment	$ 10,039				$ 5,374

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Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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