Financial Risk Management - Summary of Maximum Exposure to Credit Risk (Detail) $ in Millions	Dec. 31, 2020 ARS ($)
Cash and cash equivalents [member]
Disclosure of credit risk exposure [line items]
Maximum exposure to credit risk	$ 54,618
Other financial assets [member]
Disclosure of credit risk exposure [line items]
Maximum exposure to credit risk	$ 180,382

The amount that best represents the maximum exposure to credit risk without taking into account any collateral held or other credit enhancements (for example, netting agreements that do not qualify for offset in accordance with IAS 32). [Refer: Credit risk [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2020-01-01
-Paragraph 35K
-Subparagraph a
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-URIDate 2020-01-01

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2021-01-01
-Name IFRS
-Number 7
-IssueDate 2020-01-01
-Paragraph 36
-Subparagraph a
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_36_a&doctype=Standard&book=b
-URIDate 2020-01-01

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