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v3.19.1

SIGNIFICANT ACCOUNTING POLICIES - Intangible Assets (Details) $ in Millions, $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2018 ARS ($) | Mar. 31, 2018 USD ($) | Dec. 31, 2018 ARS ($) | Dec. 31, 2017 ARS ($) | Dec. 31, 2016 ARS ($)
Significant accounting policies |  |  |  |  |
Impairment losses |  |  | $ 0 |  |
Impairment of Intangible assets |  |  | $ 1,623 |  |
Incremental Costs from the Acquisition of Contracts |  |  |  |  |
Significant accounting policies |  |  |  |  |
Average period for amortization |  |  | 2 years |  |
3G/4G licenses |  |  |  |  |
Significant accounting policies |  |  |  |  |
Average period for amortization |  |  | 180 months |  |
PCS license (Argentina) |  |  |  |  |
Significant accounting policies |  |  |  |  |
Impairment losses |  |  | $ 0 | $ 0 | $ 0
Nucleo's licenses - PCS |  |  |  |  |
Significant accounting policies |  |  |  |  |
Extensions of license renewed | $ 64 |  |  |  |
Temporary extension period | 60 months |  |  |  |
Nucleo's licenses - 700 MHz-band spectrum |  |  |  |  |
Significant accounting policies |  |  |  |  |
Extensions of license renewed |  | $ 24 |  |  |
Temporary extension period |  | 10 years |  |  |
SRCE license |  |  |  |  |
Significant accounting policies |  |  |  |  |
Impairment losses |  |  | $ 0 |  |
Internet and data transmission license (Paraguay) |  |  |  |  |
Significant accounting policies |  |  |  |  |
Average period for amortization |  |  |  | 60 months |
Customer relationships |  |  |  |  |
Significant accounting policies |  |  |  |  |
Amortized over the estimated term |  |  | 10 years |  |
Brand Cablevision |  |  |  |  |
Significant accounting policies |  |  |  |  |
Amortized over the estimated term |  |  | 50 years |  |
Brand Flow |  |  |  |  |
Significant accounting policies |  |  |  |  |
Amortized over the estimated term |  |  | 3 years |  |
Brand Arnet |  |  |  |  |
Significant accounting policies |  |  |  |  |
Impairment of Intangible assets |  |  | $ 1,623 |  |
Other Exclusivity Rights, Rights of Use | Minimum |  |  |  |  |
Significant accounting policies |  |  |  |  |
Average period for amortization |  |  | 5 years |  |
Other Exclusivity Rights, Rights of Use | Maximum |  |  |  |  |
Significant accounting policies |  |  |  |  |
Average period for amortization |  |  | 28 years |  |
Personal | 3G/4G licenses |  |  |  |  |
Significant accounting policies |  |  |  |  |
Remaining useful life of frequencies |  |  | 15 years |  |
Argentina | Customer relationships |  |  |  |  |
Significant accounting policies |  |  |  |  |
Amortized over the estimated term |  |  | 6 years |  |
Paraguay | Customer relationships |  |  |  |  |
Significant accounting policies |  |  |  |  |
Amortized over the estimated term |  |  | 5 years |  |

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