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DETAIL OF SIGNIFICANT STATEMENT OF FINANCIAL POSITION AND STATEMENT OF COMPREHENSIVE INCOME CAPTIONS, Contract Liabilities (Details) - ARS ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017
Current liabilities [abstract] |  |  |
Contract liabilities | $ 129,578 | $ 0 | [1]
Non Current liabilities [abstract] |  |  |
Contract liabilities | 1,469,051 | 0 | [1]
Revenue recognized from contracts with customers | 118,820 |  |
IFRS 15 [Member] |  |  |
Current liabilities [abstract] |  |  |
Contract liabilities |  | 216,820 |
Non Current liabilities [abstract] |  |  |
Contract liabilities |  | 1,535,140 |
Natural Gas Transportation [Member] |  |  |
Current liabilities [abstract] |  |  |
Contract liabilities | 67,978 |  |
Non Current liabilities [abstract] |  |  |
Contract liabilities | 1,198,855 |  |
Natural Gas Transportation [Member] | IFRS 15 [Member] |  |  |
Current liabilities [abstract] |  |  |
Contract liabilities |  | 101,990 |
Non Current liabilities [abstract] |  |  |
Contract liabilities |  | 1,257,599 |
Production and Commercialization of Liquids [Member] |  |  |
Current liabilities [abstract] |  |  |
Contract liabilities | 25,514 |  |
Non Current liabilities [abstract] |  |  |
Contract liabilities | 255,075 |  |
Production and Commercialization of Liquids [Member] | IFRS 15 [Member] |  |  |
Current liabilities [abstract] |  |  |
Contract liabilities |  | 14,546 |
Non Current liabilities [abstract] |  |  |
Contract liabilities |  | 269,614 |
Other Services [Member] |  |  |
Current liabilities [abstract] |  |  |
Contract liabilities | 2,018 |  |
Non Current liabilities [abstract] |  |  |
Contract liabilities | 15,121 |  |
Other Services [Member] | IFRS 15 [Member] |  |  |
Current liabilities [abstract] |  |  |
Contract liabilities |  | 11,888 |
Non Current liabilities [abstract] |  |  |
Contract liabilities |  | 7,927 |
UT [Member] |  |  |
Current liabilities [abstract] |  |  |
Contract liabilities | 34,068 |  |
Non Current liabilities [abstract] |  |  |
Contract liabilities | $ 0 |  |
UT [Member] | IFRS 15 [Member] |  |  |
Current liabilities [abstract] |  |  |
Contract liabilities |  | 88,396 |
Non Current liabilities [abstract] |  |  |
Contract liabilities |  | $ 0 |
[1] | The Company has applied IFRS 15 and IFRS 9 for the first time on January 1, 2018. In accordance with the transition methods chosen, the comparative information has not been modified. See Note 4.a)

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- Definition The amount of current contract liabilities. [Refer: Contract liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2018-01-01 -Paragraph 105 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2018-03-01&anchor=para_105&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of non-current contract liabilities. [Refer: Contract liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2018-01-01 -Paragraph 105 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2018-03-01&anchor=para_105&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of revenue that was included in the contract liability balance at the beginning of the period. [Refer: Contract liabilities; Revenue] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2018-01-01 -Paragraph 116 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=15&date=2018-03-01&anchor=para_116_b&doctype=Standard -URIDate 2018-03-16 + Details
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