Segment Information (Table) (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2019 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2018 |
|
| Segment Reporting Information [Line Items] | ||||
| Total Revenue | $ 33,678 | $ 31,508 | $ 65,510 | $ 61,425 |
| Asia | ||||
| Segment Reporting Information [Line Items] | ||||
| Total Revenue | 21,314 | 27,043 | 43,731 | 50,268 |
| Europe | ||||
| Segment Reporting Information [Line Items] | ||||
| Total Revenue | $ 12,364 | $ 4,465 | $ 21,779 | $ 11,157 |