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Related-party transactions (Details) - ARS ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Reserve Quantities [Line Items]
Related-party income	$ 0	$ 0	$ 215
P e s a1 member
Reserve Quantities [Line Items]
Related-party income	0	0	10
S a c d e member
Reserve Quantities [Line Items]
Related-party income	$ 0	0	117
F i d u s s g r member
Reserve Quantities [Line Items]
Related-party income		$ 0	$ 88

X

- Definition

The element represents income from related parties.

+ References

No definition available.

+ Details

Name:	edn_IncomeFromRelatedParties
Namespace Prefix:	edn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	srt_ReserveQuantitiesLineItems
Namespace Prefix:	srt_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	dei_LegalEntityAxis=edn_PESA1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=edn_SACDEMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=edn_FIDUSSGRMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: