Name:	enic_AmountOfFineIllegalityClaimAgainstSuperintendencyOfElectricityAndFuelsRelatedToMaintenanceOfFacilities
Namespace Prefix:	enic_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount of fine imposed by superintendency of electricity and fuels related to weather occurred.

No definition available.

Name:	enic_AmountOfFineImposedBySuperintendencyOfElectricityAndFuelsRelatedToWeatherOccurred
Namespace Prefix:	enic_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Disclosure of sanctions.

No definition available.

Name:	enic_DisclosureOfSanctionsLineItems
Namespace Prefix:	enic_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Fine of claim against the superintendency of electricity and fuels related to weather occurred.

No definition available.

Name:	enic_FineOfClaimAgainstSuperintendencyOfElectricityAndFuelsRelatedToWeatherOccurred
Namespace Prefix:	enic_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

Fine of illegality claim against the superintendency of electricity and fuels related to maintenance of facilities.

No definition available.

Name:	enic_FineOfIllegalityClaimAgainstSuperintendencyOfElectricityAndFuelsRelatedToMaintenanceOfFacilities
Namespace Prefix:	enic_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

Legal proceedings provision amount paid.

No definition available.

Name:	enic_LegalProceedingsProvisionAmountPaid
Namespace Prefix:	enic_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Number of claims filed by the company against resolutions issued by superintendency of electricity and fuels.

No definition available.

Name:	enic_NumberOfClaimsFiledByCompanyAgainstResolutionsIssuedBySuperintendencyOfElectricityAndFuels
Namespace Prefix:	enic_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of fines.

No definition available.

Name:	enic_NumberOfFines
Namespace Prefix:	enic_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Number of resolutions issued by superintendency of electricity and fuels.

No definition available.

Name:	enic_NumberOfResolutionsIssuedBySuperintendencyOfElectricityAndFuels
Namespace Prefix:	enic_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

The amount of provision for legal proceedings. [Refer: Other provisions]

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 37
-IssueDate 2016-01-13
-Section Example 10 A court case
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2016-03-30&anchor=sect_Example10Acourtcase&doctype=Illustrative%20Examples
-URIDate 2016-03-31

Name:	ifrs-full_LegalProceedingsProvision
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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

Name:	ifrs-full_SignificantInvestmentsInSubsidiariesAxis=enic_GasAtacamaChileSAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

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

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=enic_EnelGeneracionChileSAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

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

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