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INTANGIBLE ASSETS OTHER THAN GOODWILL - Schedule of movement in intangible assets other than goodwill (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Intangible Assets Other Than Goodwill Gross Amount [Roll Forward] |  |  |
Opening balance | $ 1,080,386 | $ 1,018,892 | $ 1,046,559
Additions | 79,144 | 66,867 | 82,798
Withdrawals |  | (3,192) | (704)
Transfer software and others | (718) | (2,446) | 135
Foreign exchange | 52,478 | 54,623 | (58,734)
Amortization | (59,304) | (54,358) | (51,162)
Closing balance | 1,151,986 | 1,080,386 | 1,018,892
Computer software and others Net |  |  |
Intangible Assets Other Than Goodwill Gross Amount [Roll Forward] |  |  |
Opening balance | 143,575 | 136,262 | 139,341
Additions | 298 | 47 | 0
Withdrawals |  | (2,947) | (275)
Transfer software and others | 69,210 | 61,212 | 46,144
Foreign exchange | 2,612 | 3,359 | (3,571)
Amortization | (59,304) | (54,358) | (45,377)
Closing balance | 156,391 | 143,575 | 136,262
Developing software |  |  |
Intangible Assets Other Than Goodwill Gross Amount [Roll Forward] |  |  |
Opening balance | 107,652 | 104,874 | 68,521
Additions | 78,846 | 66,820 | 82,798
Withdrawals |  | (245) | (429)
Transfer software and others | (69,928) | (63,658) | (45,657)
Foreign exchange | 440 | (139) | (359)
Amortization | 0 | 0 | 0
Closing balance | 117,010 | 107,652 | 104,874
Airport slots |  |  |
Intangible Assets Other Than Goodwill Gross Amount [Roll Forward] |  |  |
Opening balance | 625,368 | 587,214 | 627,742
Additions | 0 | 0 | 0
Withdrawals |  | 0 | 0
Transfer software and others | 0 | 0 | 0
Foreign exchange | 33,581 | 38,154 | (40,528)
Amortization | 0 | 0 | 0
Closing balance | 658,949 | 625,368 | 587,214
Loyalty program |  |  |
Intangible Assets Other Than Goodwill Gross Amount [Roll Forward] |  |  |
Opening balance | 203,791 | 190,542 | 210,955
Additions | 0 | 0 | 0
Withdrawals |  | 0 | 0
Transfer software and others | 0 | 0 | (352)
Foreign exchange | 15,845 | 13,249 | (14,276)
Amortization | 0 | 0 | (5,785)
Closing balance | $ 219,636 | $ 203,791 | $ 190,542

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- Definition The amount of additions to intangible assets other than goodwill, other than those acquired through business combinations. [Refer: Business combinations [member]; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2023-01-01 -Paragraph 118 -Subparagraph e -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2023-en-r&anchor=para_118_e_i&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The decrease in intangible assets other than goodwill resulting from disposals and retirements. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 38 -IssueDate 2023-01-01 -Paragraph 118 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2023-en-r&anchor=para_118_e&doctype=Standard -URIDate 2023-03-23 + Details
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