Name:	teo_CapitalStockToBeIncludedInEmployeeShareOwnershipProgramNumberOfShares
Namespace Prefix:	teo_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Represents the percentage of capital stock that should be included in employee share ownership program sponsored by the Argentine government, as per the decree.

No definition available.

Name:	teo_CapitalStockToBeIncludedInEmployeeShareOwnershipProgramPercentage
Namespace Prefix:	teo_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

The number of shares converted in a noncash (or part noncash) transaction till date. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

No definition available.

Name:	teo_ConversionOfStockSharesConverted1TillDate
Namespace Prefix:	teo_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Argentina currency experienced sharp appreciation exchange rate.

No definition available.

Name:	teo_CurrencyExperiencedSharpAppreciationExchangeRate
Namespace Prefix:	teo_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Minimum percentage of net income for the year in accordance with the statutory books, plus/less previous years adjustments and accumulated losses must be appropriated to statutory reserve by the entity.

No definition available.

Name:	teo_MinimumPercentageOfNetIncomeToBeAllocatedToStatutoryReserve
Namespace Prefix:	teo_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Represents number of shares held for conversion.

No definition available.

Name:	teo_NumberOfSharesHeldForConversion
Namespace Prefix:	teo_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

Name:	teo_ShareOwnershipPlanAbstract
Namespace Prefix:	teo_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The threshold percentage criteria expressed as a percentage of outstanding capital for the transfer of net income by the entity to statutory reserves. If the statutory reserves exceed the specified threshold of the outstanding capital, further appropriation is not required.

No definition available.