XML 17 R1.htm IDEA: XBRL DOCUMENT v3.8.0.1
Document and Entity Information
 12 Months Ended
Dec. 31, 2017
shares
Entity Registrant Name TELECOM ARGENTINA SA
Entity Central Index Key 0000932470
Document Type 20-F
Document Period End Date Dec. 31, 2017
Amendment Flag false
Current Fiscal Year End Date --12-31
Entity Well-known Seasoned Issuer Yes
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Filer Category Large Accelerated Filer
Document Fiscal Year Focus 2017
Document Fiscal Period Focus FY
Class "A"  
Entity Common Stock, Shares Outstanding 340,994,852
Class "B"  
Entity Common Stock, Shares Outstanding 627,930,005
Class "C"  
Entity Common Stock, Shares Outstanding 234,748