Intangible Assets Other Than Goodwill (Table) (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Total Intangible assets    
Acquired Finite Lived Intangible Assets [Line Items]    
Acquisition cost $ 200,610 [1] $ 271,547
Accumulated amortization [2] (77,240) (73,795)
Write offs [2]   (70,937)
Net Book Value 123,370 126,815
Unfavorable lease terms    
Acquired Finite Lived Intangible Assets [Line Items]    
Acquisition cost [3] 0 (24,721)
Accumulated amortization 0  
Write offs [3] 0 24,721
Unfavorable lease terms 0  
Total    
Acquired Finite Lived Intangible Assets [Line Items]    
Net Book Value $ 123,370 $ 126,815
[1] As of June 30, 2017, Navios Logistics had paid $17,000 for the expansion of its dry port in Uruguay.
[2] As of both June 30, 2017 and December 31, 2016, intangible assets associated with the favorable lease terms included an amount of $1,180 related to purchase options for the vessels. During the year ended December 31, 2016, acquisition costs of $70,937 and accumulated amortization of $57,930 of favorable lease terms were written off resulting in a loss of $13,007. This write-off resulted from the early redelivery of one vessel during the third quarter of 2016.
[3] During the year ended December 31, 2016, acquisition costs of $24,721 and accumulated amortization of $17,406 of unfavorable lease terms were written off resulting in an income of $7,315. This write-off resulted from the early redelivery of one vessel during the first quarter of 2016.