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Basis of Presentation and General Information, Subsidiaries in Consolidation (Details) |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 29, 2023 | Dec. 31, 2025 Subsidary | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 10, 2020 | Apr. 24, 2020
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Number of shipowning companies distributed to Rubico |  | 2 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Reverse stock split ratio | 0.083 |  |  |  |  |
California 19 Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2019-05 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Eco Yosemite Park |  |  |  |
Built date |  | 2020-03 |  |  |  |
Ownership percentage |  | 50.00% | 50.00% | 50.00% | 50.00% | 50.00%
California 20 Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2019-05 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Eco Joshua Park |  |  |  |
Built date |  | 2020-03 |  |  |  |
Ownership percentage |  | 50.00% | 50.00% | 50.00% | 50.00% | 50.00%
Top Tanker Management Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2004-05 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Activity |  | Management company |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
Top Mega Yachts Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2024-03 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Activity |  | Holding company (dormant) |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
South California Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2018-01 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Eco Bel Air |  |  |  |
End date of operating lease |  | Dec. 15, 2025 |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
Malibu Warrior Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2018-01 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Eco Beverly Hills |  |  |  |
End date of operating lease |  | Dec. 22, 2025 |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
PCH Dreaming Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2018-01 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Eco Marina Del Rey |  |  |  |
Delivery date |  | 2019-03 |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
Roman Empire Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2020-02 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Eco West Coast |  |  |  |
Delivery date |  | 2021-03 |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
Athenean Empire Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2020-02 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Eco Malibu |  |  |  |
Delivery date |  | 2021-05 |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
Julius Caesar Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2020-05 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Julius Caesar |  |  |  |
Delivery date |  | 2022-01 |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
Legio X Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2020-12 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Legio X Equestris |  |  |  |
Delivery date |  | 2022-03 |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
Eco Oceano CA Inc. [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2020-12 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Eco Oceano CA |  |  |  |
Delivery date |  | 2022-03 |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
Seawolf Ventures Limited [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2015-08 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | M/Y Par Bellvm |  |  |  |
Delivery date |  | 2023-08 |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |
Roman Explorer Inc [Member] |  |  |  |  |  |
Basis of Presentation and General Information [Abstract] |  |  |  |  |  |
Date of incorporation |  | 2023-09 |  |  |  |
Country of incorporation |  | 1T |  |  |  |
Vessel |  | Hull No 158 |  |  |  |
Delivery date |  | Q2 2027 (sold in March 31, 2026) |  |  |  |
Ownership interest in subsidiaries |  | 100.00% |  |  |  |

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