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Commitments and Contingencies (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 10, 2020 | Apr. 24, 2020 | Mar. 12, 2020
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California 19 Inc. and California 20 Inc. [Member] | Loan Agreement with Alpha Bank [Member] |  |  |  |  |  |
Commitments and Contingencies [Abstract] |  |  |  |  |  |
Face amount |  |  |  |  |  | $ 37,660
California 19 Inc. and California 20 Inc. [Member] | M/T Eco Yosemite Park [Member] | Loan Agreement with Alpha Bank [Member] |  |  |  |  |  |
Commitments and Contingencies [Abstract] |  |  |  |  |  |
Face amount | $ 18,500 |  |  |  |  | 18,830
California 19 Inc. and California 20 Inc. [Member] | M/T Eco Joshua Park [Member] | Loan Agreement with Alpha Bank [Member] |  |  |  |  |  |
Commitments and Contingencies [Abstract] |  |  |  |  |  |
Face amount | $ 18,500 |  |  |  |  | $ 18,830
California 19 Inc. [Member] |  |  |  |  |  |
Commitments and Contingencies [Abstract] |  |  |  |  |  |
Ownership percentage | 50.00% | 50.00% | 50.00% | 50.00% | 50.00% |
California 20 Inc. [Member] |  |  |  |  |  |
Commitments and Contingencies [Abstract] |  |  |  |  |  |
Ownership percentage | 50.00% | 50.00% | 50.00% | 50.00% | 50.00% |

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