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OTHER FINANCIAL LIABILITIES (Details) - Schedule of hedge derivatives - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
OTHER FINANCIAL LIABILITIES (Details) - Schedule of hedge derivatives [Line Items]    
Current liabilities $ 50,372 $ 25,921
Non-current liabilities 22 340
Total hedge derivatives 50,394 26,261
Interest Rate Swap [Member]    
OTHER FINANCIAL LIABILITIES (Details) - Schedule of hedge derivatives [Line Items]    
Current liabilities 1,723 2,321
Non-current liabilities 340
Total hedge derivatives 1,723 2,661
Interest Rate Derivative Contracts [Member]    
OTHER FINANCIAL LIABILITIES (Details) - Schedule of hedge derivatives [Line Items]    
Current liabilities 302 335
Non-current liabilities 22
Total hedge derivatives 324 335
Fair Value Fuel Derivatives [Membe]    
OTHER FINANCIAL LIABILITIES (Details) - Schedule of hedge derivatives [Line Items]    
Current liabilities 15,678
Non-current liabilities
Total hedge derivatives 15,678
Foreign Forward Instrument [Member]    
OTHER FINANCIAL LIABILITIES (Details) - Schedule of hedge derivatives [Line Items]    
Current liabilities 48,347 7,587
Non-current liabilities
Total hedge derivatives $ 48,347 $ 7,587