CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($)
$ in Thousands
Total
Preferred Stock
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Accumulated Other Comprehensive Income/(Loss)
Total Navios Holdings' Stockholders' (Deficit)/Equity
Noncontrolling Interest
Balance, shares at Dec. 31, 2017   46,302 12,038,647          
Balance, value at Dec. 31, 2017 $ 617,164 $ 0 $ 1 $ 682,116 $ (166,021) $ 2 $ 516,098 $ 101,066
Net loss (265,513)       (268,720)   (268,720) 3,207
Total other comprehensive income 0       2 (2)    
Cancellation of shares (Note 17), shares     (656)          
Cancellation of shares (Note 17), value (1)     (1)     (1)  
Stock-based compensation expenses (Note 17), shares     805,423          
Stock-based compensation expenses (Note 17), value 4,556     4,556     4,556  
Noncontrolling interest of Navios Containers (Note 3) 165,474             165,474
Balance, shares at Dec. 31, 2018   46,302 12,843,414          
Balance, value at Dec. 31, 2018 521,680 $ 0 $ 1 686,671 (434,739) 0 251,933 269,747
Net loss (184,452)       (192,110)   (192,110) 7,658
Total other comprehensive income 0              
Cancellation of shares (Note 17), shares     (3,379)          
Tender Offer - redemption of preferred stock (Note 17), shares   (19,771)            
Tender Offer - redemption of preferred stock (Note 17), value (18,855)     (47,788) 28,933   (18,855)  
Conversion of convertible preferred stock to common stock (Note 17), shares   (3,289)            
Conversion of convertible preferred stock to common stock (Note 17), shares     352,770          
Issuance of capital surplus, shares     (1,123)          
Issuance of capital surplus, value (3)     (3)     (3)  
Stock-based compensation expenses (Note 17), shares     168,674          
Stock-based compensation expenses (Note 17), value 2,885     2,885     2,885  
Navios Containers deconsolidation (162,230)             (162,230)
Balance, shares at Dec. 31, 2019   23,242 13,360,356          
Balance, value at Dec. 31, 2019 159,025 $ 0 $ 1 641,765 (597,916) 0 43,850 115,175
Net loss (188,605)       (192,961)   (192,961) 4,356
Total other comprehensive income 0              
Cancellation of shares (Note 17), shares     (1,345)          
Conversion of convertible preferred stock to common stock (Note 17), shares   (210)            
Conversion of convertible preferred stock to common stock (Note 17), shares     22,712          
Issuance of common stock (Note 17), shares     2,414,263          
Stock-based compensation expenses (Note 17), shares     85,161          
Stock-based compensation expenses (Note 17), value 1,268     1,268     1,268  
Other adjustments in accumulated deficit 6,285       6,285   6,285  
Dividends paid to noncontrolling shareholders (12,256)             (12,256)
Balance, shares at Dec. 31, 2020   23,032 15,881,147          
Balance, value at Dec. 31, 2020 $ (34,283) $ 0 $ 1 $ 643,033 $ (784,592) $ 0 $ (141,558) $ 107,275