Other Income/ (Expense), Net (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Other income | Navios Logistics        
Schedule Of Equity Method Investments [Line Items]        
Other (expense)/income - taxes other than income taxes $ 2,107 $ 1,630 $ 3,955 $ 3,271