Liquidity, Capital Resources and Going Concern (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Current assets	$ 3,853	$ 8,714
Cash and cash equivalents	3,175	3,766
Current liabilities	3,637	$ 5,673
Held for sale
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Deferred revenue	1,820
Velardena Properties \| Oxide Plant and Water Well
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Deferred revenue	1,800
Velardena Properties \| Held for sale \| Oxide Plant and Water Well
Research and Development Arrangement, Contract to Perform for Others [Line Items]
Deferred revenue	1,800
Consideration owed	1,200
Value-added tax included in purchase price	200
Total purchase price	$ 3,000

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