Earnings/(Loss) per Common Share - Earnings/(Loss) per share, basic and diluted (Table) (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Numerator:      
Net income/(loss) attributable to Navios Holdings common stockholders $ 116,686 $ (192,961) $ (192,110)
Less:      
Undeclared dividend on preferred stock and on unvested restricted shares (5,127) (5,144) (7,178)
Plus:      
Tender Offer — Redemption of preferred stock Series G and H including $16,863 of undeclared preferred dividend cancelled 0 0 45,680
Gain from eliminated dividend on preferred stock due to conversion 0 166 0
Income/(loss) attributable to Navios Holdings common stockholders, basic and diluted $ 111,559 $ (197,939) $ (153,608)
Denominator:      
Denominator for basic earnings/ (loss) per share attributable to Navios Holdings common stockholders — weighted average shares 16,168,329 12,896,568 12,356,024
Basic earnings/ (loss) per share attributable to Navios Holdings commonstockholders $ 6.90 $ (15.35) $ (12.43)
Denominator for diluted earnings/ (loss) per share attributable to Navios Holdings common stockholders — weighted average shares 16,553,011 12,896,568 12,356,024
Diluted earnings/ (loss) per share attributable to Navios Holdings common stockholders $ 6.74 $ (15.35) $ (12.43)