XML 138 R123.htm IDEA: XBRL DOCUMENT v3.20.4

GOODWILL AND INTANGIBLE ASSETS OF INDEFINITE USEFUL LIFE (Details) - Schedule of movement of goodwill - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
GOODWILL AND INTANGIBLE ASSETS OF INDEFINITE USEFUL LIFE (Details) - Schedule of movement of goodwill [Line Items]
Opening balance	$ 2,209,576	$ 2,294,072	$ 2,672,550
Increase (decrease) due to exchange rate differences	(480,601)	(84,496)	(377,125)
Impairment loss	(1,728,975)
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
Air Transport [Member]
GOODWILL AND INTANGIBLE ASSETS OF INDEFINITE USEFUL LIFE (Details) - Schedule of movement of goodwill [Line Items]
Opening balance	2,209,576	1,845,136	2,146,692
Increase (decrease) due to exchange rate differences	(480,601)	(67,133)	(300,203)
Impairment loss	(1,728,975)
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
Coalition and loyalty program Multiplus [Member]
GOODWILL AND INTANGIBLE ASSETS OF INDEFINITE USEFUL LIFE (Details) - Schedule of movement of goodwill [Line Items]
Opening balance		448,936	525,858
Increase (decrease) due to exchange rate differences		(17,363)	(76,922)
Impairment loss
Transfer from Multiplus S.A. (see nota 1)		(431,573)
Adjustment IAS 29, hyperinflation Argentina
Others
Closing balance			$ 448,936

X

- Definition

The amount of impairment loss recognised in profit or loss. [Refer: Impairment loss; Profit (loss)]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 36
-IssueDate 2020-01-01
-Paragraph 126
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2020-en-r&anchor=para_126_a&doctype=Standard
-URIDate 2020-01-01

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 36
-IssueDate 2020-01-01
-Paragraph 129
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2020-en-r&anchor=para_129_a&doctype=Standard
-URIDate 2020-01-01

+ Details

Name:	ifrs-full_ImpairmentLossRecognisedInProfitOrLoss
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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 2020-01-01
-Paragraph B67
-Subparagraph d
-Clause vi
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2020-en-r&anchor=para_B67_d_vi&doctype=Appendix&subtype=B
-URIDate 2020-01-01

+ 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 2020-01-01
-Paragraph B67
-Subparagraph d
-Clause vii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2020-en-r&anchor=para_B67_d_vii&doctype=Appendix&subtype=B
-URIDate 2020-01-01

+ 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_GOODWILLANDINTANGIBLEASSETSOFINDEFINITEUSEFULLIFEDetailsScheduleofmovementofgoodwillLineItems
Namespace Prefix:	ltm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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 recognized.

+ References

No definition available.

+ Details

Name:	ltm_GoodwillGrossAmount
Namespace Prefix:	ltm_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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_ClassesOfIntangibleAssetsAndGoodwillAxis=ltm_AirTransportMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis=ltm_IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLives1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: