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REVENUES (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 USD ($) Building | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
Disaggregation of Revenue [Abstract] |  |  |
Voyage Revenues | $ 191,075 | $ 354,619 | $ 317,220
Future Minimum Revenues [Abstract] |  |  |
Number of new buildings | Building | 2 |  |
Capitalized cost | $ 1,100 | 400 |
Other Income | $ 4,684 | 0 | 0
Maximum [Member] |  |  |
Future Minimum Revenues [Abstract] |  |  |
Term of voyage contract | 1 year |  |
Spot Charter [Member] |  |  |
Disaggregation of Revenue [Abstract] |  |  |
Voyage Revenues | $ 170,242 | 274,217 | 283,007
Time Charter [Member] |  |  |
Disaggregation of Revenue [Abstract] |  |  |
Voyage Revenues | 20,833 | $ 80,402 | $ 34,213
Future Minimum Revenues [Abstract] |  |  |
2022 | 12,495 |  |
2023 | 0 |  |
2024 | 0 |  |
Total Future Minimum Revenues | $ 12,495 |  |

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