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Risk Management and Fair Value Measurements (Details Narrative) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Jan. 19, 2018 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Vessel impairment charge |  |  |  | $ 2,282
Vessel held-for-sale |  |  | $ 13,190 |
Interest Rate Cap [Member] |  |  |  |
Notional amount | $ 10,000 |  |  |
Interest rate cap percentage | 3.50% |  |  |
Interest rate cap termination date | Jul. 18, 2022 |  |  |

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