CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($)
$ in Thousands
Total
Preferred Stock
Common Stock
Additional Paid-in Capital
Retained Earnings/ (Accumulated Deficit)
Accumulated Other Comprehensive Income/(Loss)
Total Navios Holdings' Stockholders' Equity
Noncontrolling Interest
Balance, shares at Dec. 31, 2014   75,069 105,831,718          
Balance, value at Dec. 31, 2014 $ 1,266,510 $ 0 $ 11 $ 721,465 $ 432,065 $ (578) $ 1,152,963 $ 113,547
Net loss (126,067)       (134,112)   (134,112) 8,045
Total other comprehensive income 133         133 133  
Conversion of convertible preferred stock/ undeclared preferred dividend to common stock (Note 16), shares   (1,134)            
Conversion of convertible preferred stock/ undeclared preferred dividend to common stock (Note 16), shares     1,134,000          
Stock-based compensation expenses, (Note 16) shares     3,711,678          
Stock-based compensation expenses, (Note 16) value 5,578     5,578     5,578  
Cancellation of shares (Note 16), shares     (9,319)          
Acquisition of treasury stock (Note 16), shares     (199,324)          
Acquisition of treasury stock (Note 16), value (252)     (252)     (252)  
Dividends declared/ paid (35,350)       (35,350)   (35,350)  
Balance, shares at Dec. 31, 2015   73,935 110,468,753          
Balance, value at Dec. 31, 2015 1,110,552 $ 0 $ 11 726,791 262,603 (445) 988,960 121,592
Net loss (300,149)       (303,823)   (303,823) 3,674
Total other comprehensive income 445         445 445  
Tender Offer - Redemption of preferred stock (Note 16), shares   (24,431)            
Tender Offer - Redemption of preferred stock (Note 16), shares     7,589,176          
Tender Offer - Redemption of preferred stock (Note 16), value (9,323)   $ 1 (50,888) 41,564   (9,323)  
Stock-based compensation expenses, (Note 16) shares     24,970          
Stock-based compensation expenses, (Note 16) value 3,446     3,446     3,446  
Cancellation of shares (Note 16), shares     (2,908)          
Acquisition of treasury stock (Note 16), shares     (948,584)          
Acquisition of treasury stock (Note 16), value (818)     (818)     (818)  
Dividends declared/ paid (600)       (600)   (600)  
Balance, shares at Dec. 31, 2016   49,504 117,131,407          
Balance, value at Dec. 31, 2016 803,553 $ 0 $ 12 678,531 (256) 0 678,287 125,266
Net loss (164,787)       (165,910)   (165,910) 1,123
Total other comprehensive income 2         2 2  
Tender Offer - Redemption of preferred stock (Note 16), shares   (766)            
Tender Offer - Redemption of preferred stock (Note 16), shares     625,815          
Tender Offer - Redemption of preferred stock (Note 16), value (571)     (716) 145   (571)  
Conversion of convertible preferred stock/ undeclared preferred dividend to common stock (Note 16), shares   (2,436)            
Conversion of convertible preferred stock/ undeclared preferred dividend to common stock (Note 16), shares     1,790,150          
Stock-based compensation expenses, (Note 16) shares     843,332          
Stock-based compensation expenses, (Note 16) value 4,296     4,296     4,296  
Cancellation of shares (Note 16), value (6)     (6)     (6)  
Cancellation of shares (Note 16), shares     (4,232)          
Dividends paid to Noncontrolling Shareholders (25,323)             (25,323)
Balance, shares at Dec. 31, 2017   46,302 120,386,472          
Balance, value at Dec. 31, 2017 $ 617,164 $ 0 $ 12 $ 682,105 $ (166,021) $ 2 $ 516,098 $ 101,066