Note 5 - Property, Plant and Equipment, Net (Details Textual) - USD ($) |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
|
| Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization | $ 21,033,653 | $ 21,033,653 | $ 21,074,694 | ||
| Asset, Impairment Loss | 0 | $ 0 | |||
| Depreciation | 470,621 | $ 663,455 | 998,915 | $ 1,334,646 | |
| Idle Assets [Member] | |||||
| Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization | $ 12,000,000 | 12,000,000 | $ 12,300,000 | ||
| Asset, Impairment Loss | $ 0 | $ 0 | |||
| X | ||||||||||
- Definition Amount of impairment loss for asset. Includes, but is not limited to, tangible and intangible assets and goodwill. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Details
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