Note 7 - Note Receivable (Details Textual) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Equity Securities without Readily Determinable Fair Value, Impairment Loss, Annual Amount | $ 0 | $ 1,400,000 |
| Financing Receivable, after Allowance for Credit Loss, Current | $ 100,000 | $ 600,000 |
| LiNiCo [Member] | Comstock [Member] | ||
| Subsidiary, Ownership Percentage, Parent | 88.00% | |
| X | ||||||||||
- Definition Amount of impairment loss on investment in equity security without readily determinable fair value. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. No definition available.
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| X | ||||||||||
- Definition Amortized cost, after allowance for credit loss, of financing receivable classified as current. Excludes net investment in lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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