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Accrued liabilities (Tables)
 12 Months Ended
Dec. 31, 2021
Payables and Accruals [Abstract]  
Accrued liabilities (Table)

     December 31, 2020     December 31, 2021
Audit fees $ 341   $ 400
Legal fees   137     122
Other professional fees   2,300     1,739
Vessel Operating and voyage expenses   12,481     24,406
Loan and interest rate swaps interest and financing fees   5,547     4,083
Income tax   134                               60
Total Accrued Liabilities $ 20,940   $ 30,810