Commitments and Contingencies (Details Narrative)
$ in Thousands
 9 Months Ended 12 Months Ended
Sep. 30, 2020
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2020
USD ($)
Property, Plant and Equipment [Line Items]          
Letters of guarantee and letters of credit   $ 10     $ 10
Other long term assets   $ 39,255     61,900
Navios Logistics [Member] | Vitol S.A. [Member]          
Property, Plant and Equipment [Line Items]          
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, 2022.      
Guarantee and indemnity letter   $ 12,000      
Navios Logistics [Member] | Edolmix S.A. and Energias Renovables del Sur S.A. [Member]          
Property, Plant and Equipment [Line Items]          
Description of guarantee   On July 22, 2016, Navios Logistics guaranteed the compliance of certain obligations related to Edolmix S.A. and Energías Renovables del Sur S.A. (entities wholly owned by Navios Logistics) under their respective direct user agreements with the Free Zone of Nueva Palmira, for the amounts of $847 and $519, respectively.      
Navios Logistics [Member] | Eldomix S.A. [Member]          
Property, Plant and Equipment [Line Items]          
Guarantee and indemnity letter   $ 847      
Navios Logistics [Member] | Energias Renovables del Sur S.A. [Member]          
Property, Plant and Equipment [Line Items]          
Guarantee and indemnity letter   $ 519      
Navios Galaxy II [Member]          
Property, Plant and Equipment [Line Items]          
Date of charter in agreement   December 2017      
Lessee, Operating Lease, Description   ten year      
Vessel type   bulk carrier      
Vessel Capacity   81,789 dwt      
Delivery date   March 30, 2020      
Contractual Obligation   $ 5,410      
Payments to Acquire Property, Plant, and Equipment     $ 2,705    
Other long term assets   $ 6,704      
Navios Herakles I and Navios Uranus [Member]          
Property, Plant and Equipment [Line Items]          
Date of charter in agreement   January 2018      
Lessee, Operating Lease, Description   ten-year      
Vessel type   bulk carriers      
Contractual Obligation   $ 11,140      
Payments to Acquire Property, Plant, and Equipment     2,800 $ 8,340  
Other long term assets   $ 14,070      
Navios Herakles I [Member]          
Property, Plant and Equipment [Line Items]          
Vessel Capacity   82,036 dwt      
Delivery date   August 28, 2019      
Navios Uranus [Member]          
Property, Plant and Equipment [Line Items]          
Vessel Capacity   81,516 dwt      
Delivery date   November 28, 2019      
Navios Felicity I [Member]          
Property, Plant and Equipment [Line Items]          
Date of charter in agreement   April 2018      
Lessee, Operating Lease, Description   ten-year      
Vessel type   bulk carrier      
Vessel Capacity   81,946 dwt      
Delivery date   January 17, 2020      
Contractual Obligation   $ 5,590      
Payments to Acquire Property, Plant, and Equipment     2,795 2,795  
Other long term assets   $ 7,193      
Navios Magellan II [Member]          
Property, Plant and Equipment [Line Items]          
Date of charter in agreement   October 2018      
Lessee, Operating Lease, Description   ten-year      
Vessel type   bulk carrier      
Vessel Capacity   82,037 dwt      
Delivery date   May 15, 2020      
Contractual Obligation   $ 5,820      
Payments to Acquire Property, Plant, and Equipment     $ 2,910 $ 2,910  
Other long term assets   $ 7,506      
Storage And Transshipment Contract [Member] | Navios Logistics [Member]          
Property, Plant and Equipment [Line Items]          
Contractual Obligation $ 4,140        
Other long term assets         $ 4,102
Number of repayment installments 3        
Contractual obligation, next rolling twelve months $ 1,380        
Contractual obligation due in second year 1,380        
Contractual obligation due in third year $ 1,380