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Interest Expense and Finance Costs (Tables)
 12 Months Ended
Dec. 31, 2017
Interest Expense and Finance Costs [Abstract]  
Interest Expense and Finance Costs

 

             For the year ended December 31,

 

2017

2016

2015

Interest payable on long-term borrowings

1,778

2,430

2,523

Bank charges

34

33

32

Amortization of debt discount

84

128

146

Other finance expenses

325

85

82

Total

2,221

2,676

2,783