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SEGMENTAL INFORMATION (Details)	12 Months Ended
	Dec. 31, 2021
Disclosure of operating segments [text block] [Abstract]
Concentration risk, percentage	10.00%

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- Definition

It represents value in ratio or percentage of concentration of risks.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

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Namespace Prefix:	ltm_
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Balance Type:	na
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