Loss Per Common Share (Table) (Details) - USD ($) $ / shares in Units, $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
| Numerator: | |||
| Net loss attributable to Navios Holdings common stockholders | $ (192,961) | $ (192,110) | $ (268,718) |
| Undeclared dividend on preferred stock and on unvested restricted shares | (5,144) | (7,178) | (10,241) |
| Tender Offer — Redemption of preferred stock Series G and H including $16,863 of undeclared preferred dividend cancelled | 0 | 45,680 | 0 |
| Gain from eliminated dividend on preferred stock due to conversion | 166 | 0 | 0 |
| Loss attributable to Navios Holdings common stockholders, basic and diluted | $ (197,939) | $ (153,608) | $ (278,959) |
| Denominator: | |||
| Denominator for basic and diluted net loss per share attributable to Navios Holdings common stockholders — adjusted weighted shares | 12,896,568 | 12,356,024 | 11,958,959 |
| Basic and diluted net loss per share attributable to Navios Holdings common stockholders | $ (15.35) | $ (12.43) | $ (23.33) |