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v3.19.1

35. Related-party transactions (Details 3) - ARS ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
SummaryOfRelatedpartyTransactionsLineItems [Line Items] |  |
Other receivables - Noncurrent | $ 4,662 | $ 8,015
Other receivables - Current | 1,946 | 1,614
SACME |  |
SummaryOfRelatedpartyTransactionsLineItems [Line Items] |  |
Other receivables - Noncurrent | 4,662 | 8,015
Other receivables - Current | 766 | 1,131
PESA |  |
SummaryOfRelatedpartyTransactionsLineItems [Line Items] |  |
Other receivables - Current | $ 1,180 | $ 483

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- References No definition available. + Details
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Namespace Prefix: | EDN_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The amount of non-current receivables due from related parties. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 78 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_78_b&doctype=Standard -URIDate 2018-03-16 + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition The amount of current receivables due from related parties. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 78 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_78_b&doctype=Standard -URIDate 2018-03-16 + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | dei_LegalEntityAxis=EDN_PESA1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |