Fair Value of Financial Instruments - Assets measured at Fair Value on a Non-Recurring Basis (Table) (Details) - USD ($) $ in Thousands |
Dec. 31, 2019 |
Dec. 31, 2018 |
|---|---|---|
| Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] | ||
| Vessels, port terminals and other fixed assets, net | $ 62,397 | $ 100,250 |
| Investments in affiliates | 29,328 | |
| Operating lease assets | 89,945 | |
| Quoted Prices in Active Markets for Identical Assets (Level I) | ||
| Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] | ||
| Vessels, port terminals and other fixed assets, net | 7,497 | |
| Investments in affiliates | 29,328 | |
| Significant Other Observable Inputs (Level II) | ||
| Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] | ||
| Vessels, port terminals and other fixed assets, net | 54,900 | $ 100,250 |
| Operating lease assets | $ 89,945 |