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Accrued liabilities (Table) (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Payables and Accruals [Abstract] |  |
Audit fees | $ 341 | $ 232
Legal fees | 137 | 40
Other professional fees | 2,300 | 1,540
Vessel Operating and voyage expenses | 12,481 | 37,555
Loan and interest rate swaps interest and financing fees | 5,547 | 7,394
Income tax | 134 | (0)
Total Accrued Liabilities | $ 20,940 | $ 46,761

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