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v3.23.1

OPERATING EXPENSES - Fees for services, maintenance, materials and supplies (Details) - ARS ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
OPERATING EXPENSES |  |  |
Maintenance and materials | $ (46,197) | $ (55,539) | $ (55,347)
Fees for services | (41,595) | (39,660) | (41,325)
Directors and Supervisory Committee's fees | (664) | (1,089) | (392)
Total fees for services, maintenance, materials and supplies | $ (88,456) | $ (96,288) | $ (97,064)

X
- Definition The amount of expense arising from directors and supervisory committee's fees. + References No definition available. + Details
Name: | teo_DirectorsAndSupervisoryCommitteesFees
Namespace Prefix: | teo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | teo_DisclosureOfOperatingExpensesAbstract
Namespace Prefix: | teo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of expense relating to fees for services. + References No definition available. + Details
Name: | teo_FeesForServices
Namespace Prefix: | teo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expenses for fees for services, maintenance, materials and supplies. + References No definition available. + Details
Name: | teo_FeesForServicesMaintenanceMaterialsAndSuppliesExpense
Namespace Prefix: | teo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of expense arising from maintenance and materials. + References No definition available. + Details
Name: | teo_MaintenanceAndMaterials
Namespace Prefix: | teo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration