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ACCOUNTING ESTIMATES AND JUDGMENTS (Tables) | 12 Months Ended
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Dec. 31, 2018
Accounting Estimates And Judgments |
Schedule for intangible assets with an indefinite useful life assigned to CGU | The book value of the surplus value assigned to each CGU as of December 31, 2018 amounts to ThUS$ 1,845,136 and ThUS$ 448,936 (ThUS$ $ 2,146,692 and ThUS$ 525,858 as of December 31, 2017), which include the following intangible assets with an indefinite useful life:
|  | Air Transport CGU |  |  | Coalition and loyalty Program Multiplus CGU |
|  | As of |  |  | As of |  |  | As of |  |  | As of |
|  | December 31 |  |  | December 31, |  |  | December 31 |  |  | December 31, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
|  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |  |  | ThUS$ |
Airport Slots |  |  | 828,969 |  |  |  | 964,513 |  |  |  | - |  |  |  | - |
Loyalty program |  |  | - |  |  |  | - |  |  |  | 274,420 |  |  |  | 321,440 |
Schedule of consumer price index | For hyperinflation application on balances as of December 31, 2017, depending on the age of the non-monetary assets and liabilities, the index used were the following:
Year |  | 2004 |  |  | 2005 |  |  | 2014 |  |  | 2015 |  |  | 2016 |  |  | 2017 |
Index |  |  | 240.23 |  |  |  | 266.3 |  |  |  | 841.66 |  |  |  | 986.04 |  |  |  | 1,327.09 |  |  |  | 1,656.15 |
For the hyperinflation adjustment of the 2018 items, the following index were used:
Month |  | Jan-18 |  |  | Feb-18 |  |  | Mar-18 |  |  | Apr-18 |  |  | May-18 |  |  | Jun-18 |  |  | Jul-18 |  |  | Aug-18 |  |  | Sep-18 |  |  | Oct-18 |  |  | Nov-18 |
Index |  |  | 1,685.25 |  |  |  | 1,726.02 |  |  |  | 1,766.42 |  |  |  | 1,814.81 |  |  |  | 1,852.47 |  |  |  | 1,921.69 |  |  |  | 1,981.30 |  |  |  | 2,058.36 |  |  |  | 2,192.86 |  |  |  | 2,311.09 |  |  |  | 2,383.96 |
Schedule of consolidated effects of IAS 29 adjustment | The consolidated effects of IAS 29 adjustment on the balances as of January 1, 2018 were as follows:
|  | ThUS$ |
Assets |  |  | 5,129 |
Liabilities |  |  | 377 |
Retained earings |  |  | 4,752 |
The effect of inflation on the Company’s net monetary position in the consolidated income statements for the year ended December 31, 2018 were as follows:
|  | ThUS$ |
Assets |  |  | 1,379 |
Liabilities |  |  | (2,005 | )
Loss |  |  | (626 | )

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