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BUSINESS DESCRIPTION, Major Shareholders (Details) | 12 Months Ended
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Dec. 31, 2023
Major Shareholders [Abstract] |
Percentage of ownership | 5.25%
Transporte y Servicios de Gas en Uruguay S.A. (TGU) [Member] |
Major Shareholders [Abstract] |
Percentage of ownership in associate | 49.00%
Gas Link S.A. [Member] |
Major Shareholders [Abstract] |
Percentage of ownership in associate | 49.00%
TELCOSUR S.A. [Member] |
Major Shareholders [Abstract] |
Percentage of ownership | 99.98%
CTG Energia S.A.U. [Member] |
Major Shareholders [Abstract] |
Percentage of ownership | 100.00%
Pampa Energia [Member] | Transporte y Servicios de Gas en Uruguay S.A. (TGU) [Member] |
Major Shareholders [Abstract] |
Percentage of joint ownership | 51.00%
Pampa Energia [Member] | TELCOSUR S.A. [Member] |
Major Shareholders [Abstract] |
Percentage of joint ownership | 0.02%
Public Offering [Member] |
Major Shareholders [Abstract] |
Percentage of ownership | 44.00%
Public Offering [Member] | FGS-ANSES [Member] |
Major Shareholders [Abstract] |
Percentage of ownership | 24.00%
Public Offering [Member] | BYMA [Member] |
Major Shareholders [Abstract] |
Percentage of ownership | 8.00%
Public Offering [Member] | NYSE [Member] |
Major Shareholders [Abstract] |
Percentage of ownership | 12.00%
Treasury Shares [Member] |
Major Shareholders [Abstract] |
Percentage of ownership | 5.00%
CIESA [Member] |
Major Shareholders [Abstract] |
Percentage of ownership | 51.00%
CIESA [Member] | Pampa Energia [Member] |
Major Shareholders [Abstract] |
Percentage of joint ownership | 50.00%
CIESA [Member] | GIP and PCT [Member] |
Major Shareholders [Abstract] |
Percentage of joint ownership | 50.00%
Investing Public [Member] |
Major Shareholders [Abstract] |
Percentage of ownership | 25.00%
Shell Argentina S.A. [Member] | Gas Link S.A. [Member] |
Major Shareholders [Abstract] |
Percentage of joint ownership | 25.50%
Percentage of ownership in associate | 25.50%
Pan American Sur S.A. [Member] | Gas Link S.A. [Member] |
Major Shareholders [Abstract] |
Percentage of joint ownership | 20.40%
Percentage of ownership in associate | 20.40%
Wintershall Dea Argentina S.A. [Member] | Gas Link S.A. [Member] |
Major Shareholders [Abstract] |
Percentage of joint ownership | 5.10%

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