Description of Business - Related Parties - Navios Europe I (Table) (Details) - Navios Europe I
9 Months Ended 12 Months Ended
Sep. 30, 2018
Dec. 31, 2017
Oct. 09, 2013
Related Party Transaction [Line Items]      
Percentage of ownership 47.50%    
Navios Holdings      
Related Party Transaction [Line Items]      
Percentage of ownership     47.50%
Percentage of voting stock held 50.00% 50.00%  
Navios Acquisition      
Related Party Transaction [Line Items]      
Percentage of ownership     47.50%
Percentage of voting stock held 50.00% 50.00%  
Navios Partners      
Related Party Transaction [Line Items]      
Percentage of ownership     5.00%
Percentage of voting stock held 0.00% 0.00%  
Tanker vessels      
Related Party Transaction [Line Items]      
Number of vessels 5 5  
Container vessels      
Related Party Transaction [Line Items]      
Number of vessels 5 5