XML 26 R1.htm IDEA: XBRL DOCUMENT v3.21.1
Document and Entity Information
 12 Months Ended
Dec. 31, 2020
shares
Entity Addresses [Line Items]  
Entity Registrant Name GAS TRANSPORTER OF THE SOUTH INC
Entity Central Index Key 0000931427
Document Type 20-F
Amendment Flag false
Document Annual Report true
Current Fiscal Year End Date --12-31
Document Period End Date Dec. 31, 2020
Document Fiscal Year Focus 2020
Document Fiscal Period Focus FY
Document Transition Report false
Document Shell Company Report false
Entity Address, Country AR
Entity Common Stock, Shares Outstanding 752,761,058
Entity Well-known Seasoned Issuer Yes
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Large Accelerated Filer
Entity Emerging Growth Company false
Document Accounting Standard International Financial Reporting Standards
Entity Shell Company false
Class "A" [Member]  
Entity Addresses [Line Items]  
Entity Common Stock, Shares Outstanding 405,192,594
Class "B" [Member]  
Entity Addresses [Line Items]  
Entity Common Stock, Shares Outstanding 347,568,464