| Total [miembro] | ||||||||||
| Acueducto [miembro] | Alcantarillado [miembro] | Aseo [miembro] | Energía Eléctrica [miembro] | Gas combustible por redes [miembro] | Gas Licuado de Petróleo [miembro] | Otras actividades no vigiladas por la SSPD [miembro] | Operador del sistema y Administrador del mercado de energia (XM) [miembro] | |||
| Estado de Flujo de Efectivo por Servicio [partidas] | ||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||
| Profit (loss) | ||||||||||
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||
| Adjustments for income tax expense | ||||||||||
| Adjustments for finance costs | ||||||||||
| Adjustments for decrease (increase) in inventories | ||||||||||
| Adjustments for decrease (increase) in trade accounts receivable | ||||||||||
| Adjustments for decrease (increase) in other operating receivables | ||||||||||
| Adjustments for increase (decrease) in trade accounts payable | ||||||||||
| Adjustments for increase (decrease) in other operating payables | ||||||||||
| Adjustments for depreciation and amortisation expense | ||||||||||
| Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss | ||||||||||
| Adjustments for provisions | ||||||||||
| Adjustments for unrealised foreign exchange losses (gains) | ||||||||||
| Adjustments for share-based payments | ||||||||||
| Adjustments for fair value losses (gains) | ||||||||||
| Adjustments for undistributed profits of associates | ||||||||||
| Other adjustments for non-cash items | ||||||||||
| Adjustments for losses (gains) on disposal of non-current assets | ||||||||||
| Other adjustments for which cash effects are investing or financing cash flow | ||||||||||
| Other adjustments to reconcile profit (loss) | ||||||||||
| Adjustments to reconcile profit (loss) | ||||||||||
| Cash flows from (used in) operations | ||||||||||
| Dividends paid, classified as operating activities | ||||||||||
| Dividends received, classified as operating activities | ||||||||||
| Interest paid, classified as operating activities | ||||||||||
| Interest received, classified as operating activities | ||||||||||
| Income taxes paid (refund), classified as operating activities | ||||||||||
| Other inflows (outflows) of cash, classified as operating activities | ||||||||||
| Cash flows from (used in) operating activities | ||||||||||
| Cash flows from (used in) investing activities [abstract] | ||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | ||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | ||||||||||
| Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities | ||||||||||
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities | ||||||||||
| Other cash receipts from sales of interests in joint ventures, classified as investing activities | ||||||||||
| Other cash payments to acquire interests in joint ventures, classified as investing activities | ||||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | ||||||||||
| Purchase of property, plant and equipment, classified as investing activities | ||||||||||
| Proceeds from sales of intangible assets, classified as investing activities | ||||||||||
| Purchase of intangible assets, classified as investing activities | ||||||||||
| Proceeds from sales of other long-term assets, classified as investing activities | ||||||||||
| Purchase of other long-term assets, classified as investing activities | ||||||||||
| Proceeds from government grants, classified as investing activities | ||||||||||
| Cash advances and loans made to other parties, classified as investing activities | ||||||||||
| Cash receipts from repayment of advances and loans made to other parties, classified as investing activities | ||||||||||
| Cash payments for futures contracts, forward contracts, option contracts and swap contracts, classified as investing activities | ||||||||||
| Cash receipts from futures contracts, forward contracts, option contracts and swap contracts, classified as investing activities | ||||||||||
| Dividends received, classified as investing activities | ||||||||||
| Interest paid, classified as investing activities | ||||||||||
| Interest received, classified as investing activities | ||||||||||
| Income taxes paid (refund), classified as investing activities | ||||||||||
| Other inflows (outflows) of cash, classified as investing activities | ||||||||||
| Cash flows from (used in) investing activities | ||||||||||
| Cash flows from (used in) financing activities [abstract] | ||||||||||
| Proceeds from changes in ownership interests in subsidiaries that do not result in loss of control | ||||||||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | ||||||||||
| Proceeds from issuing shares | ||||||||||
| Proceeds from issuing other equity instruments | ||||||||||
| Payments to acquire or redeem entity's shares | ||||||||||
| Payments of other equity instruments | ||||||||||
| Proceeds from borrowings, classified as financing activities | ||||||||||
| Repayments of borrowings, classified as financing activities | ||||||||||
| Payments of lease liabilities, classified as financing activities | ||||||||||
| Proceeds from government grants, classified as financing activities | ||||||||||
| Dividends paid, classified as financing activities | ||||||||||
| Interest paid, classified as financing activities | ||||||||||
| Income taxes paid (refund), classified as financing activities | ||||||||||
| Other inflows (outflows) of cash, classified as financing activities | ||||||||||
| Cash flows from (used in) financing activities | ||||||||||
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | ||||||||||
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||
| Effect of exchange rate changes on cash and cash equivalents | ||||||||||
| Increase (decrease) in cash and cash equivalents | ||||||||||
| Cash and cash equivalents | ||||||||||
| Cash and cash equivalents | ||||||||||
| Total [miembro] | ||||||||||
| Acueducto [miembro] | Alcantarillado [miembro] | Aseo [miembro] | Energía Eléctrica [miembro] | Gas combustible por redes [miembro] | Gas Licuado de Petróleo [miembro] | Otras actividades no vigiladas por la SSPD [miembro] | Operador del sistema y Administrador del mercado de energia (XM) [miembro] | |||
| Estado de Flujo de Efectivo por Servicio [partidas] | ||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||
| Profit (loss) | ||||||||||
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||
| Adjustments for income tax expense | ||||||||||
| Adjustments for finance costs | ||||||||||
| Adjustments for decrease (increase) in inventories | ||||||||||
| Adjustments for decrease (increase) in trade accounts receivable | ||||||||||
| Adjustments for decrease (increase) in other operating receivables | ||||||||||
| Adjustments for increase (decrease) in trade accounts payable | ||||||||||
| Adjustments for increase (decrease) in other operating payables | ||||||||||
| Adjustments for depreciation and amortisation expense | ||||||||||
| Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss | ||||||||||
| Adjustments for provisions | ||||||||||
| Adjustments for unrealised foreign exchange losses (gains) | ||||||||||
| Adjustments for share-based payments | ||||||||||
| Adjustments for fair value losses (gains) | ||||||||||
| Adjustments for undistributed profits of associates | ||||||||||
| Other adjustments for non-cash items | ||||||||||
| Adjustments for losses (gains) on disposal of non-current assets | ||||||||||
| Other adjustments for which cash effects are investing or financing cash flow | ||||||||||
| Other adjustments to reconcile profit (loss) | ||||||||||
| Adjustments to reconcile profit (loss) | ||||||||||
| Cash flows from (used in) operations | ||||||||||
| Dividends paid, classified as operating activities | ||||||||||
| Dividends received, classified as operating activities | ||||||||||
| Interest paid, classified as operating activities | ||||||||||
| Interest received, classified as operating activities | ||||||||||
| Income taxes paid (refund), classified as operating activities | ||||||||||
| Other inflows (outflows) of cash, classified as operating activities | ||||||||||
| Cash flows from (used in) operating activities | ||||||||||
| Cash flows from (used in) investing activities [abstract] | ||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | ||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | ||||||||||
| Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities | ||||||||||
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities | ||||||||||
| Other cash receipts from sales of interests in joint ventures, classified as investing activities | ||||||||||
| Other cash payments to acquire interests in joint ventures, classified as investing activities | ||||||||||
| Proceeds from sales of property, plant and equipment, classified as investing activities | ||||||||||
| Purchase of property, plant and equipment, classified as investing activities | ||||||||||
| Proceeds from sales of intangible assets, classified as investing activities | ||||||||||
| Purchase of intangible assets, classified as investing activities | ||||||||||
| Proceeds from sales of other long-term assets, classified as investing activities | ||||||||||
| Purchase of other long-term assets, classified as investing activities | ||||||||||
| Proceeds from government grants, classified as investing activities | ||||||||||
| Cash advances and loans made to other parties, classified as investing activities | ||||||||||
| Cash receipts from repayment of advances and loans made to other parties, classified as investing activities | ||||||||||
| Cash payments for futures contracts, forward contracts, option contracts and swap contracts, classified as investing activities | ||||||||||
| Cash receipts from futures contracts, forward contracts, option contracts and swap contracts, classified as investing activities | ||||||||||
| Dividends received, classified as investing activities | ||||||||||
| Interest paid, classified as investing activities | ||||||||||
| Interest received, classified as investing activities | ||||||||||
| Income taxes paid (refund), classified as investing activities | ||||||||||
| Other inflows (outflows) of cash, classified as investing activities | ||||||||||
| Cash flows from (used in) investing activities | ||||||||||
| Cash flows from (used in) financing activities [abstract] | ||||||||||
| Proceeds from changes in ownership interests in subsidiaries that do not result in loss of control | ||||||||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | ||||||||||
| Proceeds from issuing shares | ||||||||||
| Proceeds from issuing other equity instruments | ||||||||||
| Payments to acquire or redeem entity's shares | ||||||||||
| Payments of other equity instruments | ||||||||||
| Proceeds from borrowings, classified as financing activities | ||||||||||
| Repayments of borrowings, classified as financing activities | ||||||||||
| Payments of lease liabilities, classified as financing activities | ||||||||||
| Proceeds from government grants, classified as financing activities | ||||||||||
| Dividends paid, classified as financing activities | ||||||||||
| Interest paid, classified as financing activities | ||||||||||
| Income taxes paid (refund), classified as financing activities | ||||||||||
| Other inflows (outflows) of cash, classified as financing activities | ||||||||||
| Cash flows from (used in) financing activities | ||||||||||
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | ||||||||||
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||||
| Effect of exchange rate changes on cash and cash equivalents | ||||||||||
| Increase (decrease) in cash and cash equivalents | ||||||||||
| Cash and cash equivalents | ||||||||||
| Cash and cash equivalents | ||||||||||