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OTHER FINANCIAL ASSETS - Schedule of other financial assets (Details) - USD ($) | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Other Financial Assets [Line Items] |  |
Non-current assets | $ 34,485,000 | $ 15,517,000
Restricted advances |  | 340,008
Other Financial Assets and Hedging Derivative Assets |  |
Other Financial Assets [Line Items] |  |
Current Assets | 174,819,000 | 503,515,000
Non-current assets | 34,485,000 | 15,517,000
Total Assets | 209,304,000 | 519,032,000
Other Financial Assets Categories |  |
Other Financial Assets [Line Items] |  |
Current Assets | 152,683,000 | 481,914,000
Non-current assets | 34,485,000 | 15,517,000
Total Assets | 187,168,000 | 497,431,000
Other Financial Assets Categories | Deposits in guarantee (aircraft) |  |
Other Financial Assets [Line Items] |  |
Current Assets | 31,624,000 | 22,340,000
Non-current assets | 9,736,000 | 1,273,000
Total Assets | 41,360,000 | 23,613,000
Other Financial Assets Categories | Guarantees for margins of derivatives |  |
Other Financial Assets [Line Items] |  |
Current Assets | 12,829,000 | 7,460,000
Non-current assets | 0 | 0
Total Assets | 12,829,000 | 7,460,000
Other Financial Assets Categories | Other investments |  |
Other Financial Assets [Line Items] |  |
Current Assets | 0 | 0
Non-current assets | 494,000 | 513,000
Total Assets | 494,000 | 513,000
Other Financial Assets Categories | Guaranteed debt advances Chapter 1 |  |
Other Financial Assets [Line Items] |  |
Current Assets | 0 | 340,008,000
Non-current assets | 0 | 0
Total Assets | 0 | 340,008,000
Other Financial Assets Categories | Other guarantees given |  |
Other Financial Assets [Line Items] |  |
Current Assets | 108,230,000 | 112,106,000
Non-current assets | 24,255,000 | 13,731,000
Total Assets | 132,485,000 | 125,837,000
Hedging Assets Categories |  |
Other Financial Assets [Line Items] |  |
Current Assets | 22,136,000 | 21,601,000
Non-current assets | 0 | 0
Total Assets | 22,136,000 | 21,601,000
Hedging Assets Categories | Fair value of interest rate derivatives |  |
Other Financial Assets [Line Items] |  |
Current Assets | 0 | 8,816,000
Non-current assets | 0 | 0
Total Assets | 0 | 8,816,000
Hedging Assets Categories | Fair value of foreign currency derivatives |  |
Other Financial Assets [Line Items] |  |
Current Assets | 0 | 191,000
Non-current assets | 0 | 0
Total Assets | 0 | 191,000
Hedging Assets Categories | Fair value of fuel price derivatives |  |
Other Financial Assets [Line Items] |  |
Current Assets | 22,136,000 | 12,594,000
Non-current assets | 0 | 0
Total Assets | $ 22,136,000 | $ 12,594,000

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