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Deferred charges, net (Tables)
12 Months Ended
Dec. 31, 2018
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Deferred charges, net

 

Dry - docking

Costs

 
As of January 1, 2017 $ 11,782
Additions   3,949
Amortization   (4,472)
As of December 31, 2017 $ 11,259
Additions   2,635
Amortization   (4,200)
Write - off   (125)
As of December 31, 2018 $ 9,569