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SIGNIFICANT ACCOUNTING POLICIES, Consolidation (Details) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Telcosur [Member] |  |
Subsidiaries [Abstract] |  |
Company | Telcosur | Telcosur
Incorporation country | Argentina | Argentina
Closing date | December 31 | December 31
Main activity | Telecommunication Services | Telecommunication Services
Telcosur [Member] | Direct [Member] |  |
Subsidiaries [Abstract] |  |
Shareholding and voting | 99.98% | 99.98%
Telcosur [Member] | Indirect [Member] |  |
Subsidiaries [Abstract] |  |
Shareholding and voting | 0.00% | 0.00%
CTG [Member] |  |
Subsidiaries [Abstract] |  |
Company | CTG | CTG
Incorporation country | Argentina | Argentina
Closing date | December 31 | December 31
Main activity | Electricity related services | Electricity related services
CTG [Member] | Direct [Member] |  |
Subsidiaries [Abstract] |  |
Shareholding and voting | 100.00% | 100.00%
CTG [Member] | Indirect [Member] |  |
Subsidiaries [Abstract] |  |
Shareholding and voting | 0.00% | 0.00%
TGSLatam [Member] |  |
Subsidiaries [Abstract] |  |
Company | TGSLatam | TGSLatam
Incorporation country | Bolivia | Bolivia
Closing date | December 31 | December 31
Main activity | Hydrocarbons and Electrical power related services | Hydrocarbons and Electrical power related services
TGSLatam [Member] | Direct [Member] |  |
Subsidiaries [Abstract] |  |
Shareholding and voting | 80.00% | 80.00%
TGSLatam [Member] | Indirect [Member] |  |
Subsidiaries [Abstract] |  |
Shareholding and voting | 100.00% | 100.00%
TGU [Member] |  |
Associates [Abstract] |  |
Company | TGU |
Shareholding and voting | 49.00% |
Country | Uruguay |
Main activity | Pipeline maintenance |
Closing date | December 31 |
EGS [Member] |  |
Associates [Abstract] |  |
Company | EGS (“in liquidation”) |
Shareholding and voting | 49.00% |
Country | Argentina |
Main activity | Pipeline exploitation and construction |
Closing date | December 31 |
Link [Member] |  |
Associates [Abstract] |  |
Company | Link |
Shareholding and voting | 49.00% |
Country | Argentina |
Main activity | Pipeline exploitation and construction |
Closing date | December 31 |

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