| r0.c0 | Estado de Resultados Integral por Servicio [partidas]/Total ERI | co-sspd-ef-Grupo2:EstadoResultadosIntegralPartidas | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r0.c1 | Estado de Resultados Integral por Servicio [partidas]/Acueducto [miembro] | co-sspd-ef-Grupo2:EstadoResultadosIntegralPartidas | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r0.c2 | Estado de Resultados Integral por Servicio [partidas]/Alcantarillado [miembro] | co-sspd-ef-Grupo2:EstadoResultadosIntegralPartidas | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r0.c3 | Estado de Resultados Integral por Servicio [partidas]/Aseo [miembro] | co-sspd-ef-Grupo2:EstadoResultadosIntegralPartidas | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r0.c4 | Estado de Resultados Integral por Servicio [partidas]/Energía Eléctrica [miembro] | co-sspd-ef-Grupo2:EstadoResultadosIntegralPartidas | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r0.c5 | Estado de Resultados Integral por Servicio [partidas]/Gas combustible por redes [miembro] | co-sspd-ef-Grupo2:EstadoResultadosIntegralPartidas | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r0.c6 | Estado de Resultados Integral por Servicio [partidas]/Gas Licuado de Petróleo [miembro] | co-sspd-ef-Grupo2:EstadoResultadosIntegralPartidas | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r0.c7 | Estado de Resultados Integral por Servicio [partidas]/Otras actividades no vigiladas por la SSPD [miembro] | co-sspd-ef-Grupo2:EstadoResultadosIntegralPartidas | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r1.c0 | Profit (loss) [abstract]/Total ERI | ifrs-smes:ProfitLossAbstract | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r1.c1 | Profit (loss) [abstract]/Acueducto [miembro] | ifrs-smes:ProfitLossAbstract | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r1.c2 | Profit (loss) [abstract]/Alcantarillado [miembro] | ifrs-smes:ProfitLossAbstract | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r1.c3 | Profit (loss) [abstract]/Aseo [miembro] | ifrs-smes:ProfitLossAbstract | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r1.c4 | Profit (loss) [abstract]/Energía Eléctrica [miembro] | ifrs-smes:ProfitLossAbstract | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r1.c5 | Profit (loss) [abstract]/Gas combustible por redes [miembro] | ifrs-smes:ProfitLossAbstract | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r1.c6 | Profit (loss) [abstract]/Gas Licuado de Petróleo [miembro] | ifrs-smes:ProfitLossAbstract | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r1.c7 | Profit (loss) [abstract]/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:ProfitLossAbstract | xbrli:stringItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r2.c0 | Revenue/Total ERI | ifrs-smes:Revenue | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r2.c1 | Revenue/Acueducto [miembro] | ifrs-smes:Revenue | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r2.c2 | Revenue/Alcantarillado [miembro] | ifrs-smes:Revenue | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r2.c3 | Revenue/Aseo [miembro] | ifrs-smes:Revenue | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r2.c4 | Revenue/Energía Eléctrica [miembro] | ifrs-smes:Revenue | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r2.c5 | Revenue/Gas combustible por redes [miembro] | ifrs-smes:Revenue | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r2.c6 | Revenue/Gas Licuado de Petróleo [miembro] | ifrs-smes:Revenue | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r2.c7 | Revenue/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:Revenue | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r3.c0 | Cost of sales/Total ERI | ifrs-smes:CostOfSales | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r3.c1 | Cost of sales/Acueducto [miembro] | ifrs-smes:CostOfSales | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r3.c2 | Cost of sales/Alcantarillado [miembro] | ifrs-smes:CostOfSales | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r3.c3 | Cost of sales/Aseo [miembro] | ifrs-smes:CostOfSales | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r3.c4 | Cost of sales/Energía Eléctrica [miembro] | ifrs-smes:CostOfSales | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r3.c5 | Cost of sales/Gas combustible por redes [miembro] | ifrs-smes:CostOfSales | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r3.c6 | Cost of sales/Gas Licuado de Petróleo [miembro] | ifrs-smes:CostOfSales | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r3.c7 | Cost of sales/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:CostOfSales | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r4.c0 | Gross profit/Total ERI | ifrs-smes:GrossProfit | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r4.c1 | Gross profit/Acueducto [miembro] | ifrs-smes:GrossProfit | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r4.c2 | Gross profit/Alcantarillado [miembro] | ifrs-smes:GrossProfit | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r4.c3 | Gross profit/Aseo [miembro] | ifrs-smes:GrossProfit | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r4.c4 | Gross profit/Energía Eléctrica [miembro] | ifrs-smes:GrossProfit | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r4.c5 | Gross profit/Gas combustible por redes [miembro] | ifrs-smes:GrossProfit | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r4.c6 | Gross profit/Gas Licuado de Petróleo [miembro] | ifrs-smes:GrossProfit | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r4.c7 | Gross profit/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:GrossProfit | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r5.c0 | Other income/Total ERI | ifrs-smes:OtherIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r5.c1 | Other income/Acueducto [miembro] | ifrs-smes:OtherIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r5.c2 | Other income/Alcantarillado [miembro] | ifrs-smes:OtherIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r5.c3 | Other income/Aseo [miembro] | ifrs-smes:OtherIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r5.c4 | Other income/Energía Eléctrica [miembro] | ifrs-smes:OtherIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r5.c5 | Other income/Gas combustible por redes [miembro] | ifrs-smes:OtherIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r5.c6 | Other income/Gas Licuado de Petróleo [miembro] | ifrs-smes:OtherIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r5.c7 | Other income/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:OtherIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r6.c0 | Administrative expenses/Total ERI | ifrs-smes:AdministrativeExpense | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r6.c1 | Administrative expenses/Acueducto [miembro] | ifrs-smes:AdministrativeExpense | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r6.c2 | Administrative expenses/Alcantarillado [miembro] | ifrs-smes:AdministrativeExpense | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r6.c3 | Administrative expenses/Aseo [miembro] | ifrs-smes:AdministrativeExpense | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r6.c4 | Administrative expenses/Energía Eléctrica [miembro] | ifrs-smes:AdministrativeExpense | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r6.c5 | Administrative expenses/Gas combustible por redes [miembro] | ifrs-smes:AdministrativeExpense | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r6.c6 | Administrative expenses/Gas Licuado de Petróleo [miembro] | ifrs-smes:AdministrativeExpense | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r6.c7 | Administrative expenses/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:AdministrativeExpense | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r7.c0 | Other expense, by function/Total ERI | ifrs-smes:OtherExpenseByFunction | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r7.c1 | Other expense, by function/Acueducto [miembro] | ifrs-smes:OtherExpenseByFunction | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r7.c2 | Other expense, by function/Alcantarillado [miembro] | ifrs-smes:OtherExpenseByFunction | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r7.c3 | Other expense, by function/Aseo [miembro] | ifrs-smes:OtherExpenseByFunction | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r7.c4 | Other expense, by function/Energía Eléctrica [miembro] | ifrs-smes:OtherExpenseByFunction | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r7.c5 | Other expense, by function/Gas combustible por redes [miembro] | ifrs-smes:OtherExpenseByFunction | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r7.c6 | Other expense, by function/Gas Licuado de Petróleo [miembro] | ifrs-smes:OtherExpenseByFunction | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r7.c7 | Other expense, by function/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:OtherExpenseByFunction | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r8.c0 | Other gains (losses)/Total ERI | ifrs-smes:OtherGainsLosses | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r8.c1 | Other gains (losses)/Acueducto [miembro] | ifrs-smes:OtherGainsLosses | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r8.c2 | Other gains (losses)/Alcantarillado [miembro] | ifrs-smes:OtherGainsLosses | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r8.c3 | Other gains (losses)/Aseo [miembro] | ifrs-smes:OtherGainsLosses | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r8.c4 | Other gains (losses)/Energía Eléctrica [miembro] | ifrs-smes:OtherGainsLosses | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r8.c5 | Other gains (losses)/Gas combustible por redes [miembro] | ifrs-smes:OtherGainsLosses | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r8.c6 | Other gains (losses)/Gas Licuado de Petróleo [miembro] | ifrs-smes:OtherGainsLosses | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r8.c7 | Other gains (losses)/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:OtherGainsLosses | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r9.c0 | Finance income/Total ERI | ifrs-smes:FinanceIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r9.c1 | Finance income/Acueducto [miembro] | ifrs-smes:FinanceIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r9.c2 | Finance income/Alcantarillado [miembro] | ifrs-smes:FinanceIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r9.c3 | Finance income/Aseo [miembro] | ifrs-smes:FinanceIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r9.c4 | Finance income/Energía Eléctrica [miembro] | ifrs-smes:FinanceIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r9.c5 | Finance income/Gas combustible por redes [miembro] | ifrs-smes:FinanceIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r9.c6 | Finance income/Gas Licuado de Petróleo [miembro] | ifrs-smes:FinanceIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r9.c7 | Finance income/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:FinanceIncome | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r10.c0 | Finance costs/Total ERI | ifrs-smes:FinanceCosts | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r10.c1 | Finance costs/Acueducto [miembro] | ifrs-smes:FinanceCosts | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r10.c2 | Finance costs/Alcantarillado [miembro] | ifrs-smes:FinanceCosts | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r10.c3 | Finance costs/Aseo [miembro] | ifrs-smes:FinanceCosts | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r10.c4 | Finance costs/Energía Eléctrica [miembro] | ifrs-smes:FinanceCosts | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r10.c5 | Finance costs/Gas combustible por redes [miembro] | ifrs-smes:FinanceCosts | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r10.c6 | Finance costs/Gas Licuado de Petróleo [miembro] | ifrs-smes:FinanceCosts | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r10.c7 | Finance costs/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:FinanceCosts | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r11.c0 | Share of profit (loss) of associates and joint ventures accounted for using equity method/Total ERI | ifrs-smes:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r11.c1 | Share of profit (loss) of associates and joint ventures accounted for using equity method/Acueducto [miembro] | ifrs-smes:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r11.c2 | Share of profit (loss) of associates and joint ventures accounted for using equity method/Alcantarillado [miembro] | ifrs-smes:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r11.c3 | Share of profit (loss) of associates and joint ventures accounted for using equity method/Aseo [miembro] | ifrs-smes:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r11.c4 | Share of profit (loss) of associates and joint ventures accounted for using equity method/Energía Eléctrica [miembro] | ifrs-smes:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r11.c5 | Share of profit (loss) of associates and joint ventures accounted for using equity method/Gas combustible por redes [miembro] | ifrs-smes:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r11.c6 | Share of profit (loss) of associates and joint ventures accounted for using equity method/Gas Licuado de Petróleo [miembro] | ifrs-smes:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r11.c7 | Share of profit (loss) of associates and joint ventures accounted for using equity method/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r12.c0 | Profit (loss) before tax/Total ERI | ifrs-smes:ProfitLossBeforeTax | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r12.c1 | Profit (loss) before tax/Acueducto [miembro] | ifrs-smes:ProfitLossBeforeTax | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r12.c2 | Profit (loss) before tax/Alcantarillado [miembro] | ifrs-smes:ProfitLossBeforeTax | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r12.c3 | Profit (loss) before tax/Aseo [miembro] | ifrs-smes:ProfitLossBeforeTax | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r12.c4 | Profit (loss) before tax/Energía Eléctrica [miembro] | ifrs-smes:ProfitLossBeforeTax | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r12.c5 | Profit (loss) before tax/Gas combustible por redes [miembro] | ifrs-smes:ProfitLossBeforeTax | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r12.c6 | Profit (loss) before tax/Gas Licuado de Petróleo [miembro] | ifrs-smes:ProfitLossBeforeTax | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r12.c7 | Profit (loss) before tax/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:ProfitLossBeforeTax | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r13.c0 | Tax expense (income), continuing operations/Total ERI | ifrs-smes:IncomeTaxExpenseContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r13.c1 | Tax expense (income), continuing operations/Acueducto [miembro] | ifrs-smes:IncomeTaxExpenseContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r13.c2 | Tax expense (income), continuing operations/Alcantarillado [miembro] | ifrs-smes:IncomeTaxExpenseContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r13.c3 | Tax expense (income), continuing operations/Aseo [miembro] | ifrs-smes:IncomeTaxExpenseContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r13.c4 | Tax expense (income), continuing operations/Energía Eléctrica [miembro] | ifrs-smes:IncomeTaxExpenseContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r13.c5 | Tax expense (income), continuing operations/Gas combustible por redes [miembro] | ifrs-smes:IncomeTaxExpenseContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r13.c6 | Tax expense (income), continuing operations/Gas Licuado de Petróleo [miembro] | ifrs-smes:IncomeTaxExpenseContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r13.c7 | Tax expense (income), continuing operations/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:IncomeTaxExpenseContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r14.c0 | Profit (loss) from continuing operations/Total ERI | ifrs-smes:ProfitLossFromContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r14.c1 | Profit (loss) from continuing operations/Acueducto [miembro] | ifrs-smes:ProfitLossFromContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r14.c2 | Profit (loss) from continuing operations/Alcantarillado [miembro] | ifrs-smes:ProfitLossFromContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r14.c3 | Profit (loss) from continuing operations/Aseo [miembro] | ifrs-smes:ProfitLossFromContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r14.c4 | Profit (loss) from continuing operations/Energía Eléctrica [miembro] | ifrs-smes:ProfitLossFromContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r14.c5 | Profit (loss) from continuing operations/Gas combustible por redes [miembro] | ifrs-smes:ProfitLossFromContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r14.c6 | Profit (loss) from continuing operations/Gas Licuado de Petróleo [miembro] | ifrs-smes:ProfitLossFromContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r14.c7 | Profit (loss) from continuing operations/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:ProfitLossFromContinuingOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r15.c0 | Profit (loss) from discontinued operations/Total ERI | ifrs-smes:ProfitLossFromDiscontinuedOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r15.c1 | Profit (loss) from discontinued operations/Acueducto [miembro] | ifrs-smes:ProfitLossFromDiscontinuedOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r15.c2 | Profit (loss) from discontinued operations/Alcantarillado [miembro] | ifrs-smes:ProfitLossFromDiscontinuedOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r15.c3 | Profit (loss) from discontinued operations/Aseo [miembro] | ifrs-smes:ProfitLossFromDiscontinuedOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r15.c4 | Profit (loss) from discontinued operations/Energía Eléctrica [miembro] | ifrs-smes:ProfitLossFromDiscontinuedOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r15.c5 | Profit (loss) from discontinued operations/Gas combustible por redes [miembro] | ifrs-smes:ProfitLossFromDiscontinuedOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r15.c6 | Profit (loss) from discontinued operations/Gas Licuado de Petróleo [miembro] | ifrs-smes:ProfitLossFromDiscontinuedOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r15.c7 | Profit (loss) from discontinued operations/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:ProfitLossFromDiscontinuedOperations | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r16.c0 | Profit (loss)/Total ERI | ifrs-smes:ProfitLoss | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:TotalAcumuladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r16.c1 | Profit (loss)/Acueducto [miembro] | ifrs-smes:ProfitLoss | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AcueductoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r16.c2 | Profit (loss)/Alcantarillado [miembro] | ifrs-smes:ProfitLoss | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AlcantarilladoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r16.c3 | Profit (loss)/Aseo [miembro] | ifrs-smes:ProfitLoss | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:AseoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r16.c4 | Profit (loss)/Energía Eléctrica [miembro] | ifrs-smes:ProfitLoss | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:EnergiaElectricaMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r16.c5 | Profit (loss)/Gas combustible por redes [miembro] | ifrs-smes:ProfitLoss | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasNaturalMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r16.c6 | Profit (loss)/Gas Licuado de Petróleo [miembro] | ifrs-smes:ProfitLoss | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:GasLicuadoDePetroleoMember | xs:date('2019-01-01')/xs:date('2019-12-31') |
| r16.c7 | Profit (loss)/Otras actividades no vigiladas por la SSPD [miembro] | ifrs-smes:ProfitLoss | xbrli:monetaryItemType | duration | co-sspd-ef-Grupo2:OtrasActividadesNoVigiladasMember | xs:date('2019-01-01')/xs:date('2019-12-31') |