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Vessels, Net - Summary of Vessels, Net (Detail) - USD ($) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Property, Plant and Equipment [Abstract] |  |  |
Vessel cost, Balance | $ 698,729,462 | $ 828,019,413 |
Vessel cost, Additions | 129,996,020 |  |
Vessel cost, Impairment loss |  | (15,722,992) |
Vessel cost, Disposals |  | (78,933,759) |
Vessel cost, Transfer to Assets held for sale |  | (34,633,200) |
Vessel cost, Balance | 828,725,482 | 698,729,462 | $ 828,019,413
Accumulated Depreciation, Balance | (194,434,379) | (199,540,960) |
Accumulated Depreciation, Impairment loss |  | 12,906,119 |
Accumulated Depreciation, Disposals |  | 15,908,259 |
Accumulated Depreciation, Depreciation for the year | (26,076,687) | (23,707,797) |
Accumulated Depreciation, Balance | (220,511,066) | (194,434,379) | (199,540,960)
Net Book Value, Balance | 504,295,083 | 628,478,453 |
Net Book Value, Additions | 129,996,020 |  |
Net Book Value, Impairment loss | 0 | (2,816,873) | (3,167,034)
Net Book Value, Disposals |  | (63,025,500) |
Net Book Value, Transfer to Assets held for sale |  | (34,633,200) |
Net Book Value, Depreciation for the year | (26,076,687) | (23,707,797) | (27,814,901)
Net Book Value, Balance | $ 608,214,416 | $ 504,295,083 | $ 628,478,453

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