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ASSOCIATES AND JOINT ARRANGEMENTS (Details) $ in Thousands		12 Months Ended
	Nov. 13, 2013 USD ($)	Dec. 31, 2019 ARS ($)	Dec. 31, 2018 ARS ($)	Dec. 31, 2017 ARS ($)
Information about associates and arrangements [Abstract]
Purchase of fixed assets		$ 15,932,000	$ 12,496,827	$ 2,986,295
UT [Member]
Information about associates and arrangements [Abstract]
Guarantee period from the provisional reception of the UT Works		18 months
Link [Member]
Information about associates and arrangements [Abstract]
Percentage of ownership		49.00%
Link [Member] | Dinarel S.A. [Member]
Information about associates and arrangements [Abstract]
Percentage of ownership		51.00%
TGU [Member]
Information about associates and arrangements [Abstract]
Percentage of ownership		49.00%
TGU [Member] | Pampa Energia [Member]
Information about associates and arrangements [Abstract]
Percentage of ownership		51.00%
EGS [Member]
Information about associates and arrangements [Abstract]
Percentage of ownership		49.00%
Purchase of fixed assets	$ 350,000
EGS [Member] | TGU [Member]
Information about associates and arrangements [Abstract]
Percentage of ownership		51.00%

X

- Definition

The proportion of ownership interest in an associate attributable to the entity. [Refer: Associates [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2019-01-01
-Paragraph 17
-Subparagraph b
-Clause iii
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=27&code=ifrs-tx-2019-en-r&anchor=para_17_b_iii&doctype=Standard
-URIDate 2019-03-27

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2019-01-01
-Paragraph 16
-Subparagraph b
-Clause iii
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-URIDate 2019-03-27

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2019-01-01
-Paragraph 21
-Subparagraph a
-Clause iv
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2019-en-r&anchor=para_21_a_iv&doctype=Standard
-URIDate 2019-03-27

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X

- Definition

The cash outflow for the purchases of property, plant and equipment, classified as investing activities. [Refer: Property, plant and equipment]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 7
-IssueDate 2019-01-01
-Paragraph 16
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=7&code=ifrs-tx-2019-en-r&anchor=para_16_a&doctype=Standard
-URIDate 2019-03-27

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X

- Definition

Refers to guarantee period from the provisional reception to validate the contract.

+ References

No definition available.

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