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Schedule of deferred revenue (Details) - ARS ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
IfrsStatementLineItems [Line Items]
Non-current	$ 1,687	$ 2,220
Current	44	55
Nonrefundable customer contributions member
IfrsStatementLineItems [Line Items]
Non-current	1,687	2,220
Current	$ 44	$ 55

X

- Definition

The element represents deferred income classified as current.

+ References

No definition available.

+ Details

Name:	edn_DeferredIncomeClassifiedAsCurrent
Namespace Prefix:	edn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The element represents deferred income classified as noncurrent.

+ References

No definition available.

+ Details

Name:	edn_DeferredIncomeClassifiedAsNoncurrent
Namespace Prefix:	edn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	edn_IfrsStatementLineItems
Namespace Prefix:	edn_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	edn_DeferredIncomeAxis=edn_NonrefundableCustomerContributionsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: