XML 260 R192.htm IDEA: XBRL DOCUMENT v3.22.1

FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Argentine peso
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	$ 102.75	$ 84.14	$ 59.83	$ 37.74
Brazilian real
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	5.57	5.18	4.01	3.87
Chilean peso
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	844.69	710.95	748.74	694.77
Colombian peso
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	4,002.52	3,421	3,271.55	3,239.45
Euro
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	0.88	0.81	0.89	0.87
Australian dollar
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	1.38	1.3	1.43	1.42
Boliviano
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	6.86	6.86	6.86	6.86
Mexican peso
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	20.53	19.93	18.89	19.68
New Zealand dollar
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	1.46	1.39	1.49	1.49
Peruvian Sol
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	3.98	3.62	3.31	3.37
Uruguayan peso
FOREIGN CURRENCY AND EXCHANGE RATE DIFFERENCES (Details) - Schedule of exchange differences [Line Items]
Exchange rate (in dollars per share)	$ 44.43	$ 42.14	$ 37.24	$ 32.38

X

- References

No definition available.

+ Details

Name:	ltm_FOREIGNCURRENCYANDEXCHANGERATEDIFFERENCESDetailsScheduleofexchangedifferencesLineItems
Namespace Prefix:	ltm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The rate of exchange differences recognised in profit or loss that arise from foreign currency transactions, excluding those arising on financial instruments measured at fair value through profit or loss in accordance with IFRS 9.

+ References

No definition available.

+ Details

Name:	ltm_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLossPerUnit
Namespace Prefix:	ltm_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_CurrencyAxis=currency_ARS
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_BRL
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_CLP
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_COP
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_EUR
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_AUD
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_BOB
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_MXN
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_NZD
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=stpr_PA
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_UYU
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: