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Interest Expense and Finance Costs (Table) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Interest Expense and Finance Costs [Abstract]      
Interest payable on long-term borrowings $ 3,603 $ 2,004 $ 1,778
Bank charges 28 29 34
Amortization of debt discount 383 23 84
Operating lease liability interest 51 0 0
Other finance expenses 638 0 325
Total $ 4,703 $ 2,056 $ 2,221