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INTEREST EXPENSES (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
INTEREST EXPENSES [Abstract] |  |  |
Interest Expenses, net of capitalized interest | $ 29,753 | $ 18,286 | $ 8,811
Commitment Fee | 3,325 | 760 | 937
Amortization of Deferred Financing Costs | 1,470 | 1,393 | 1,382
Other financial costs | 1 | 25 | 40
Total Interest Expenses | 34,549 | 20,464 | 11,170
Interest expenses, capitalized interest | $ 2,600 | $ 2,500 | $ 1,600

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