Commitments and Contingencies (Details)
€ in Thousands, $ in Thousands
1 Months Ended 6 Months Ended
Mar. 31, 2017
USD ($)
Feb. 10, 2017
USD ($)
Jun. 30, 2017
USD ($)
Jun. 30, 2017
EUR (€)
Feb. 28, 2017
USD ($)
Dec. 31, 2016
USD ($)
Jun. 30, 2016
USD ($)
Letters of guarantee and letters of credit     $ 590     $ 590  
Contractual obligation next twelve months     124,884        
Restricted cash     4,462     $ 5,386 $ 2,671
Operating lease obligations     541,738        
Navios Logistics              
Collateralized cash amount released $ 2,900            
Vitol S.A. | Navios Logistics              
Guarantee and indemnity letter     $ 12,000        
Guarantees     Navios Logistics has issued a guarantee and indemnity letter that guarantees the performance by Petrolera San Antonio S.A. (a consolidated subsidiary) of all its obligations to Vitol S.A. up to $12,000. This guarantee expires on March 1, 2018.        
Vale | Navios Logistics              
Litigation Settlement, Amount Awarded from Other Party   $ 21,500          
Three pushboats | Navios Logistics              
Contractual obligation next twelve months     $ 3,547        
Chartered-in barges | Navios Logistics              
Operating lease obligations     486        
River and estuary tanker | Navios Logistics              
Contractual obligation next twelve months     11,603        
Maximum borrowing capacity     $ 7,074 € 6,200      
Secured Percentage     50.00%        
Letter Of Credit | Navios Logistics              
Restricted cash         $ 2,900