Assets Held for Sale and Discontinued Operations - Schedule of Loss from Discontinued Operations (Details) - Discontinued Operations, Held-for-Sale [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Schedule of Loss from Discontinued Operations [Line Items]
Sale of metals		$ 128		$ 1,440
Cost of metals sold		(583)		(6,026)
Exploration and other operating cost	(132)	(287)	(938)	(1,108)
Reclamation expense	(64)	(59)	(187)	(212)
Asset impairment expense				(411)
Other operating income		2,122	10	3,270
Gain on sale of assets held for sale			600
Depreciation and amortization		(18)		(229)
Income (loss) from discontinued operations before income taxes	(196)	1,303	(515)	(3,276)
Income taxes
Income (loss) from discontinued operations, net of taxes	$ (196)	$ 1,303	$ (515)	$ (3,276)