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Property, Plant and Equipment - Summary of Cost for Exploratory Wells (Detail) $ in Millions | 12 Months Ended
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Dec. 31, 2019 ARS ($) Well Project | Dec. 31, 2018 ARS ($) | Dec. 31, 2017 ARS ($)
Disclosure of Property, Plant and Equipment Cost for Exploratory Wells under Assessment [line items] |  |  |
Amount | $ 91,533 | $ 63,681 | $ 28,629
Exploration wells [member] | From 1 to 5 years [member] |  |  |
Disclosure of Property, Plant and Equipment Cost for Exploratory Wells under Assessment [line items] |  |  |
Amount | $ 1,996 |  |
Number of projects | Project | 4 |  |
Number of Wells | Well | 5 |  |

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- Definition The amount of costs associated with financing activities of the entity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 82 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_82_b&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition Disclosure of property plant and equipment cost for exploratory wells under assessment. + References No definition available. + Details
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- Definition Number of projects. + References No definition available. + Details
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- Definition Number of wells. + References No definition available. + Details
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- Details
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- Details
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