Note 5 - Vessels, Net - Summary of Vessels (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Net Book Value | $ 185,465,570 | ||
| - Depreciation for the year | (12,410,687) | $ (13,877,730) | $ (10,966,621) |
| Vessel depreciation | 12,410,687 | 13,877,730 | 10,966,621 |
| Net Book Value | 165,890,705 | 185,465,570 | |
| Vessels [Member] | |||
| Costs | 239,876,345 | 250,841,629 | |
| Accumulated Depreciation | (54,410,775) | (47,313,513) | |
| Net Book Value | 185,465,570 | 203,528,116 | |
| - Depreciation for the year | (12,410,687) | (13,877,730) | |
| - Vessel acquisitions and improvements | 293,598 | 1,339,053 | |
| - Vessel held for sale, gross | (5,231,397) | ||
| - Vessel held for sale, depreciation | 2,504,133 | ||
| - Vessel held for sale, net | (2,727,264) | ||
| - Impairment loss, gross | (7,072,940) | ||
| - Impairment loss, depreciation | 4,276,335 | ||
| - Impairment loss, net | (2,796,605) | ||
| Vessel depreciation | 12,410,687 | 13,877,730 | |
| - Sale of vessels | (21,757,824) | ||
| - Sale of vessels, depreciation | 14,300,048 | ||
| - Sale of vessels, net | (7,457,776) | ||
| Costs | 218,412,119 | 239,876,345 | 250,841,629 |
| Accumulated Depreciation | (52,521,414) | (54,410,775) | (47,313,513) |
| Net Book Value | $ 165,890,705 | $ 185,465,570 | $ 203,528,116 |
| X | ||||||||||
- Definition Gross amount of assets held-for-sale that are not part of a disposal group, expected to be sold within a year or the normal operating cycle, if longer. No definition available.
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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 classified as held-for-sale over the assets' useful lives. No definition available.
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| X | ||||||||||
- Definition Amount after accumulated depreciation, depletion and amortization of physical assets held-for-sale used in the normal conduct of business to produce goods and services. No definition available.
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| X | ||||||||||
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of impaired tangible assets over the assets' useful lives. No definition available.
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| X | ||||||||||
- Definition Amount of divestiture of long-lived, physical assets used in the normal conduct of business and not intended for resale, net of depreciation. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. No definition available.
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| X | ||||||||||
- Definition Amount before accumulated depreciation, depletion and amortization of physical assets classified as impaired used in the normal conduct of business. No definition available.
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| X | ||||||||||
- Definition Amount after accumulated depreciation, depletion and amortization of physical assets classified as impaired used in the normal conduct of business to produce goods and service No definition available.
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| X | ||||||||||
- Definition Amount of 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/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of decrease in accumulated depreciation, depletion, and amortization of property, plant, and equipment from disposition. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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 of increase in property, plant, and equipment from addition. 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 | ||||||||||
- Definition Amount of decrease in property, plant, and equipment from disposition. 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 | ||||||||||
- Definition Amount, before 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/2003/role/disclosureRef
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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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