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Accrued liabilities and other payables (Table) (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Accrued liabilities and other payables [Abstract]    
Accrued interest $ 114 $ 274
Accrued audit fees 57 0
Other accruals 999 996
Insurance deductibles 102 139
Other payables 47 46
Total $ 1,319 $ 1,455