Consolidated Statements of Changes in Equity - USD ($)
$ in Thousands
Preferred Stock [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Comprehensive Income [Member]
Parent [Member]
Noncontrolling Interest [Member]
Total
Beginning balance, value at Dec. 31, 2018 $ 0 $ 1 $ 686,671 $ (434,739) $ 0 $ 251,933 $ 269,747 $ 521,680
Beginning balance, shares at Dec. 31, 2018 46,302 12,843,414            
Net income/(loss) (192,110) (192,110) 7,658 (184,452)
Tender offer- redemption of preferred stock (Note 17) $ 0 $ 0 (47,788) 28,933 0 (18,855) 0 (18,855)
Tender offer- redemption of preferred stock (Note 17), shares (19,771)              
Conversion of convertible preferred stock to common stock (Note 17), shares converted (3,289)              
Conversion of convertible preferred stock to common stock (Note 17), shares issued   352,770            
Issuance of capital surplus $ 0 $ 0 (3) 0 0 (3) 0 (3)
Issuance of capital surplus, shares   (1,123)            
Cancellation of shares (Note 17) 0 $ 0 0 0 0 0 0 0
Cancellation of shares (Note 17), shares   (3,379)            
Stock-based compensation expenses (Note 17) 0 $ 0 2,885 0 0 2,885 0 2,885
Stock-based compensation expenses (Note 17), shares   168,674            
Navios Containers deconsolidation $ 0 $ 0 0 0 0 0 (162,230) (162,230)
Ending balance, shares at Dec. 31, 2019 23,242 13,360,356            
Ending balance, value at Dec. 31, 2019 $ 0 $ 1 641,765 (597,916) 0 43,850 115,175 159,025
Net income/(loss) (192,961) (192,961) 4,356 (188,605)
Conversion of convertible preferred stock to common stock (Note 17), shares converted (210)              
Conversion of convertible preferred stock to common stock (Note 17), shares issued   22,712            
Cancellation of shares (Note 17) $ 0 $ 0 0 0 0 0 0 0
Cancellation of shares (Note 17), shares   (1,345)            
Stock-based compensation expenses (Note 17) 0 $ 0 1,268 0 0 1,268 0 1,268
Stock-based compensation expenses (Note 17), shares   85,161            
Issuance of common stock  (Note 17) 0 $ 0 0 0 0 0 0 0
Issuance of common stock (Note 17), shares   2,414,263            
Other adjustments in accumulated deficit 0 $ 0 0 6,285 0 6,285 0 6,285
Dividends paid to noncontrolling shareholders $ 0 $ 0 0 0 0 0 (12,256) (12,256)
Ending balance, shares at Dec. 31, 2020 23,032 15,881,147            
Ending balance, value at Dec. 31, 2020 $ 0 $ 1 643,033 (784,592) 0 (141,558) 107,275 (34,283)
Net income/(loss) 116,686 116,686 (24,785) 91,901
Cancellation of shares (Note 17) 0 $ 1 0 0 0 0 0 0
Cancellation of shares (Note 17), shares   (894)            
Stock-based compensation expenses (Note 17) 0 $ 0 589 0 0 589 0 589
Stock-based compensation expenses (Note 17), shares   16,825            
Issuance of common stock  (Note 17) 0 $ 0 0 0 0 1 0 1
Issuance of common stock (Note 17), shares   9,301,542            
Sale of shares (Note 17) 0 $ 0 44,436 0 0 44,436 0 44,436
Acquisition of Noncontrolling Interest (Note 17) $ 0 $ 0 (8,757) 0 0 (8,757) (27,243) (36,000)
Ending balance, shares at Dec. 31, 2021 23,032 25,198,620            
Ending balance, value at Dec. 31, 2021 $ 0 $ 2 $ 679,301 $ (667,906) $ 0 $ 11,397 $ 55,247 $ 66,644