Note 5 - Segment Information (Details Textual) $ in Thousands |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2026
USD ($)
|
Mar. 31, 2025
USD ($)
|
|
| Number of Operating Segments | 2 | |
| Share-Based Payment Arrangement, Noncash Expense | $ 1,164 | $ 2,717 |
| Interest Income, Operating and Nonoperating | $ 200 | 200 |
| Number of Reportable Segments | 2 | |
| Mineral Rights Segment [Member] | ||
| Share-Based Payment Arrangement, Noncash Expense | $ 100 | 300 |
| Cash Compensation | 100 | 100 |
| Corporate & Financing Segment [Member] | ||
| Share-Based Payment Arrangement, Noncash Expense | 800 | 2,200 |
| Cash Compensation | $ 100 | $ 100 |
| Sisecam Wyoming [Member] | ||
| Equity Method Investment, Ownership Percentage | 49.00% | |
| X | ||||||||||
- Definition The amount of cash compensation. No definition available.
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| X | ||||||||||
- Definition The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of interest income classified as operating and nonoperating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of noncash expense for share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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- Details
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- Details
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