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INTANGIBLE ASSETS OTHER THAN GOODWILL (Tables) | 12 Months Ended
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Dec. 31, 2019
Disclosure of intangible assets [text block] [Abstract] |
Disclosure of detailed information about intangible assets [text block] |
|  | Classes of intangible assets |  |  | Classes of intangible assets |
|  | (net) |  |  | (gross) |
|  | As of |  |  | As of |  |  | As of |  |  | As of |
|  | December 31, |  |  | December 31, |  |  | December 31, |  |  | December 31, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Airport slots |  |  | 845,959 |  |  |  | 828,969 |  |  |  | 845,959 |  |  |  | 828,969 |
Loyalty program |  |  | 263,806 |  |  |  | 274,420 |  |  |  | 263,806 |  |  |  | 274,420 |
Computer software |  |  | 220,993 |  |  |  | 156,038 |  |  |  | 656,699 |  |  |  | 529,009 |
Developing software |  |  | 99,193 |  |  |  | 151,853 |  |  |  | 99,193 |  |  |  | 151,853 |
Trademarks (1) |  |  | 17,959 |  |  |  | 29,361 |  |  |  | 51,326 |  |  |  | 53,391 |
Other assets |  |  | 331 |  |  |  | 431 |  |  |  | 1,315 |  |  |  | 1,325 |
Total |  |  | 1,448,241 |  |  |  | 1,441,072 |  |  |  | 1,918,298 |  |  |  | 1,838,967 |
| 1) | In 2016, the Company resolved to adopt a unique name and identity, and announced that the group’s brand will be LATAM, which united all the companies under a single image.
Disclosure of intangible assets material to entity [text block] |
|  | Computer software Net |  |  | Developing software |  |  | Airport slots (2) |  |  | Trademarks and loyalty program (1) ( 2) |  |  | Total |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Opening balance as of January 1, 2017 |  |  | 157,016 |  |  |  | 91,053 |  |  |  | 978,849 |  |  |  | 383,395 |  |  |  | 1,610,313 |
Additions |  |  | 8,453 |  |  |  | 78,880 |  |  |  | - |  |  |  | - |  |  |  | 87,333 |
Withdrawals |  |  | (244 | ) |  |  | (684 | ) |  |  | - |  |  |  | - |  |  |  | (928 | )
Transfer software |  |  | 45,783 |  |  |  | (45,580 | ) |  |  | - |  |  |  | - |  |  |  | 203 |
Foreign exchange |  |  | (1,215 | ) |  |  | (254 | ) |  |  | (14,336 | ) |  |  | (5,459 | ) |  |  | (21,264 | )
Amortization |  |  | (48,823 | ) |  |  | - |  |  |  | - |  |  |  | (9,587 | ) |  |  | (58,410 | )
Closing balance as of December 31, 2017 |  |  | 160,970 |  |  |  | 123,415 |  |  |  | 964,513 |  |  |  | 368,349 |  |  |  | 1,617,247 |
Opening balance as of January 1, 2018 |  |  | 160,970 |  |  |  | 123,415 |  |  |  | 964,513 |  |  |  | 368,349 |  |  |  | 1,617,247 |
Additions |  |  | 791 |  |  |  | 94,301 |  |  |  | - |  |  |  | - |  |  |  | 95,092 |
Withdrawals |  |  | (403 | ) |  |  | (125 | ) |  |  | - |  |  |  | - |  |  |  | (528 | )
Transfer software |  |  | 59,771 |  |  |  | (61,087 | ) |  |  | - |  |  |  | - |  |  |  | (1,316 | )
Foreign exchange |  |  | (10,231 | ) |  |  | (4,651 | ) |  |  | (135,544 | ) |  |  | (53,522 | ) |  |  | (203,948 | )
Amortization |  |  | (54,549 | ) |  |  | - |  |  |  | - |  |  |  | (11,046 | ) |  |  | (65,595 | )
Adjustment application IAS 29 by hyperinflation Argentina |  |  | 120 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 120 |
Closing balance as of December 31, 2018 |  |  | 156,469 |  |  |  | 151,853 |  |  |  | 828,969 |  |  |  | 303,781 |  |  |  | 1,441,072 |
Opening balance as of January 1, 2019 |  |  | 156,469 |  |  |  | 151,853 |  |  |  | 828,969 |  |  |  | 303,781 |  |  |  | 1,441,072 |
Additions |  |  | 278 |  |  |  | 91,371 |  |  |  | 47,587 |  |  |  | - |  |  |  | 139,236 |
Withdrawals |  |  | (270 | ) |  |  | (1,123 | ) |  |  | - |  |  |  | - |  |  |  | (1,393 | )
Transfer software |  |  | 136,935 |  |  |  | (140,102 | ) |  |  | - |  |  |  | - |  |  |  | (3,167 | )
Foreign exchange |  |  | (1,981 | ) |  |  | (2,806 | ) |  |  | (30,597 | ) |  |  | (11,612 | ) |  |  | (46,996 | )
Amortization |  |  | (70,107 | ) |  |  | - |  |  |  | - |  |  |  | (10,404 | ) |  |  | (80,511 | )
Closing balance as of December 31, 2019 |  |  | 221,324 |  |  |  | 99,193 |  |  |  | 845,959 |  |  |  | 281,765 |  |  |  | 1,448,241 |
| 1) | In 2016, the Company resolved to adopt a unique name and identity, and announced that the group’s brand will be LATAM, which united all the companies under a single image.
| 2) | See Note 2.5

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