Plant and Equipment (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Mar. 31, 2024	Dec. 31, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Cost		$ 6,035	$ 5,718
Accumulated Depreciation		5,553	5,514
Net		482	204
Gain on sale of plant and equipment		802
Proceeds from sale of plant and equipment		802
Mt Todd, Australia
Property, Plant and Equipment [Line Items]
Cost		5,732	5,415
Accumulated Depreciation		5,250	5,211
Net		482	204
Corporate, United States
Property, Plant and Equipment [Line Items]
Cost		303	303
Accumulated Depreciation		303	303
Net		$ 0	$ 0
Used mill equipment, Canada
Property, Plant and Equipment [Line Items]
Gain on sale of plant and equipment	$ 802
Proceeds from sale of plant and equipment	900
Selling costs of plant and equipment	$ 98