XML 204 R131.htm IDEA: XBRL DOCUMENT
v3.20.1

GOODWILL (Details) - Schedule of movement of goodwill - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
GOODWILL (Details) - Schedule of movement of goodwill [Line Items] |  |  |
Opening balance | $ 2,294,072 | $ 2,672,550 | $ 2,710,382
Increase (decrease) due to exchange rate differences | (84,496) | (377,125) | (37,832)
Transfer from Multiplus S.A. (see nota 1) |  |  |
Adjustment IAS 29, hyperinflation Argentina |  | 335 |
Others |  | (1,688) |
Closing balance | 2,209,576 | 2,294,072 | 2,672,550
Cash-generating units [member] |  |  |
GOODWILL (Details) - Schedule of movement of goodwill [Line Items] |  |  |
Opening balance | 1,845,136 | 2,146,692 | 2,176,634
Increase (decrease) due to exchange rate differences | (67,133) | (300,203) | (29,942)
Transfer from Multiplus S.A. (see nota 1) | 431,573 |  |
Adjustment IAS 29, hyperinflation Argentina |  | 335 |
Others |  | (1,688) |
Closing balance | 2,209,576 | 1,845,136 | 2,146,692
Coalition and Loyalty Program Multiplus CGU [Member] |  |  |
GOODWILL (Details) - Schedule of movement of goodwill [Line Items] |  |  |
Opening balance | 448,936 | 525,858 | 533,748
Increase (decrease) due to exchange rate differences | (17,363) | (76,922) | (7,890)
Transfer from Multiplus S.A. (see nota 1) | (431,573) |  |
Adjustment IAS 29, hyperinflation Argentina |  |  |
Others |  |  |
Closing balance |  | $ 448,936 | $ 525,858

X
- Definition The amount of assets representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognised. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2019-01-01 -Paragraph B67 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2019-en-r&anchor=para_B67_d&doctype=Appendix&subtype=B -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2019-01-01 -Paragraph 134 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2019-en-r&anchor=para_134_a&doctype=Standard -URIDate 2019-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2019-01-01 -Paragraph 135 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2019-en-r&anchor=para_135_a&doctype=Standard -URIDate 2019-03-27 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 54 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_54_c&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_Goodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The increase (decrease) in goodwill resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2019-01-01 -Paragraph B67 -Subparagraph d -Clause vi -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2019-en-r&anchor=para_B67_d_vi&doctype=Appendix&subtype=B -URIDate 2019-03-27 + Details
Name: | ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesGoodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase (decrease) in goodwill resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2019-01-01 -Paragraph B67 -Subparagraph d -Clause vii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2019-en-r&anchor=para_B67_d_vii&doctype=Appendix&subtype=B -URIDate 2019-03-27 + Details
Name: | ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesGoodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Represents adjustment 29, hyperinflation argentina. + References No definition available. + Details
Name: | ltm_AdjustmentIas29HyperinflationArgentina
Namespace Prefix: | ltm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | ltm_GOODWILLDetailsScheduleofmovementofgoodwillLineItems
Namespace Prefix: | ltm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Transfer from multiplus. + References No definition available. + Details
Name: | ltm_TransferFromMultiplus
Namespace Prefix: | ltm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=ifrs-full_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=ltm_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLives1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |