XML 221 R224.htm IDEA: XBRL DOCUMENT v3.20.1

THE ENVIRONMENT (Details)	12 Months Ended
	Dec. 31, 2019
Disclosure of interest in funds [text block] [Abstract]
Percentage of incorporation of electric power	100.00%

X

- References

No definition available.

+ Details

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

X

- Definition

The percentage of incorporation of electric power.

+ References

No definition available.

+ Details

Name:	ltm_PercentageOfIncorporationOfElectricPower
Namespace Prefix:	ltm_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration