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INVESTMENTS IN ASSOCIATES (Details) - ARS ($) $ / shares in Units, $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Investments in associates [Abstract]
Book value	$ 33,046	$ 193,802
Transporte y Servicios de Gas en Uruguay S.A. [Member]
Investments in associates [Abstract]
Face value (in pesos per share)	$ 1
Amount	$ 196,000
Book value	$ 9,928	12,890
Emprendimientos de Gas del Sur S.A. [Member]
Investments in associates [Abstract]
Face value (in pesos per share)	$ 1
Amount	$ 116,130
Book value	$ 581	740
Gas Link S.A. [Member]
Investments in associates [Abstract]
Face value (in pesos per share)	$ 1
Amount	$ 502,962
Book value	$ 22,537	$ 180,172

X

- Definition

The amount of investments in associates in an entity's separate financial statements. [Refer: Associates [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2021-01-01
-Paragraph 10
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-URIDate 2021-03-24

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X

- Definition

The nominal value per share.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Number 1
-IssueDate 2021-01-01
-Paragraph 79
-Subparagraph a
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- Definition

The amount at the time of investment in associates carried at cost within fair value model.

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