Sale of Management & Consolidation/Deconsolidation of Navios Containers (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
8 Months Ended 12 Months Ended
Aug. 31, 2019
Aug. 30, 2019
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]          
Proceeds from Divestiture of Businesses     $ 0 $ 0 $ 3,000
Common stock shares oustanding     25,198,620 15,881,147  
Navios Containers [Member]          
Defined Benefit Plan Disclosure [Line Items]          
Difference between carrying amount of investment and underlying equity in net assets of equity method investee   $ 57,999      
Fair value of investment   2,527      
Gain/ (loss) on revaluation of retained investment   $ 3,742      
Common stock shares oustanding   1,263,276      
Closing price of the common stock   $ 2.00      
NSM [Member]          
Defined Benefit Plan Disclosure [Line Items]          
Line of Credit Facility, Maximum Borrowing Capacity     $ 141,795    
Gain on sale of vessels     $ 9,802    
The Transaction [Member] | NSM [Member]          
Defined Benefit Plan Disclosure [Line Items]          
Proceeds from Divestiture of Businesses $ 20,000