Investments in affiliates and investments in available-for-sale securities - Merger Agreement Navios Partners (Details) - shares |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
|
| Navios Europe I | |||
| Investments In And Advances To Affiliates [Line Items] | |||
| Percentage of ownership | 47.50% | ||
| Navios Partners | |||
| Investments In And Advances To Affiliates [Line Items] | |||
| Percentage of ownership | 12.60% | 17.90% | |
| Navios Partners | Navios Partners Merger | |||
| Investments In And Advances To Affiliates [Line Items] | |||
| Business Acquisition, Name of Acquired Entity | Navios Containers | ||
| Business Acquisition, Equity Interest Issued or Issuable, Number of Shares | 8,133,452 | ||
| Exchange ratio | 0.39 | ||
| Date of delivery | Jan. 04, 2021 | ||
| Date of acquisition | Mar. 31, 2021 |