| Fact | Value | Period | Source |
|---|
| cashflow_financing | {"amount": 19601000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2024-12-31 | esef |
| cashflow_financing | {"amount": 33656000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2023-12-31 | esef |
| cashflow_financing | {"amount": 9740000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2021-12-31 | esef |
| cashflow_financing | {"amount": -10435000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2020-12-31 | esef |
| cashflow_financing | {"amount": 3345000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2022-12-31 | esef |
| cashflow_financing | {"amount": -8704000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2019-12-31 | esef |
| cashflow_investing | {"amount": -2330000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2024-12-31 | esef |
| cashflow_investing | {"amount": -20753000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2023-12-31 | esef |
| cashflow_investing | {"amount": 1621000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2020-12-31 | esef |
| cashflow_investing | {"amount": -8211000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2022-12-31 | esef |
| cashflow_investing | {"amount": -2102000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2021-12-31 | esef |
| cashflow_investing | {"amount": 5037000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2019-12-31 | esef |
| cashflow_operating | {"amount": -15976000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2024-12-31 | esef |
| cashflow_operating | {"amount": -11839000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2023-12-31 | esef |
| cashflow_operating | {"amount": 6180000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2022-12-31 | esef |
| cashflow_operating | {"amount": -9073000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2021-12-31 | esef |
| controlled_by | {"lei": "549300TRUWO2CD2G5692", "meaning": "oberste Konsolidierung (Konzernspitze)", "enti | | gleif |
| entity_legal_form | {"value": "6CQN", "elf_code": "6CQN"} | | gleif |
| headquarters_address | {"city": "Praha 4", "region": "CZ-10", "street": "Želetavská 1525/1", "country": "CZ", "fo | | gleif |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountAssets | {"amount": 1879000000.0} | 2024-12-31 | esef |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountAssets | {"amount": 1122000000.0} | 2023-12-31 | esef |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountAssets | {"amount": -3164000000.0} | 2022-12-31 | esef |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountAssets | {"amount": -366000000.0} | 2021-12-31 | esef |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountAssets | {"amount": 0.0} | 2020-12-31 | esef |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountLiabilities | {"amount": -4632000000.0} | 2024-12-31 | esef |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountLiabilities | {"amount": -6540000000.0} | 2023-12-31 | esef |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountLiabilities | {"amount": -12656000000.0} | 2022-12-31 | esef |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountLiabilities | {"amount": -5395000000.0} | 2021-12-31 | esef |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountLiabilities | {"amount": 1636000000.0} | 2020-12-31 | esef |
| ifrs:AccumulatedFairValueHedgeAdjustmentOnHedgedItemIncludedInCarryingAmountLiabilities | {"amount": 1096000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 749000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 915000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 676000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 548000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 688000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 540000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInFinancialAssetsHeldForTrading | {"amount": 10540000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInFinancialAssetsHeldForTrading | {"amount": 20056000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInFinancialAssetsHeldForTrading | {"amount": -19466000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInFinancialAssetsHeldForTrading | {"amount": -6133000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInFinancialAssetsHeldForTrading | {"amount": -17516000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInFinancialAssetsHeldForTrading | {"amount": -2850000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToBanks | {"amount": -72357000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToBanks | {"amount": -50553000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToBanks | {"amount": 12038000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToBanks | {"amount": 13506000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToBanks | {"amount": 48946000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToBanks | {"amount": 14091000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers | {"amount": -27215000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers | {"amount": -61282000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers | {"amount": -21571000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers | {"amount": -21635000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers | {"amount": -53152000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInLoansAndAdvancesToCustomers | {"amount": -28788000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInOtherAssets | {"amount": -1647000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInOtherAssets | {"amount": -145000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInOtherAssets | {"amount": 852000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInOtherAssets | {"amount": 58000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInOtherAssets | {"amount": -278000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInOtherAssets | {"amount": -451000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 997000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 934000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 1064000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 1001000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 951000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 992000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForFairValueGainsLosses | {"amount": -1985000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForFairValueGainsLosses | {"amount": -1308000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForFairValueGainsLosses | {"amount": 1358000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForFairValueGainsLosses | {"amount": 252000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForFairValueGainsLosses | {"amount": -461000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForFairValueGainsLosses | {"amount": 637000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": 228000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 840000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 290000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 2044000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 2855000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 1600000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 1309000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 2872000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 2121000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 1859000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 1391000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 2034000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 1808000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromBanks | {"amount": -6346000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromBanks | {"amount": -24620000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromBanks | {"amount": -48372000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromBanks | {"amount": -35452000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromBanks | {"amount": 259000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromBanks | {"amount": -31127000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromCustomers | {"amount": 85197000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromCustomers | {"amount": 113915000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromCustomers | {"amount": 45006000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromCustomers | {"amount": 10202000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromCustomers | {"amount": 32517000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInDepositsFromCustomers | {"amount": 40122000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInFinancialLiabilitiesHeldForTrading | {"amount": -9690000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInFinancialLiabilitiesHeldForTrading | {"amount": -19847000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInFinancialLiabilitiesHeldForTrading | {"amount": 18336000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInFinancialLiabilitiesHeldForTrading | {"amount": 6188000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInFinancialLiabilitiesHeldForTrading | {"amount": 17585000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInFinancialLiabilitiesHeldForTrading | {"amount": 2733000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInOtherLiabilities | {"amount": -836000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInOtherLiabilities | {"amount": 657000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInOtherLiabilities | {"amount": -3230000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInOtherLiabilities | {"amount": 481000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInOtherLiabilities | {"amount": 131000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInOtherLiabilities | {"amount": 233000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": 3000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": 8000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": -30000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": 0.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": 2000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -260000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 143000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 673000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -41000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -62000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -342000000.0} | 2019-12-31 | esef |
| ifrs:AdjustmentsForUnrealisedForeignExchangeLossesGains | {"amount": 169000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForUnrealisedForeignExchangeLossesGains | {"amount": 337000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForUnrealisedForeignExchangeLossesGains | {"amount": -709000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForUnrealisedForeignExchangeLossesGains | {"amount": 424000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForUnrealisedForeignExchangeLossesGains | {"amount": -300000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForUnrealisedForeignExchangeLossesGains | {"amount": -171000000.0} | 2019-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 7984000000.0} | 2024-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 7909000000.0} | 2023-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 7288000000.0} | 2021-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 7092000000.0} | 2020-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 7577000000.0} | 2022-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 6949000000.0} | 2019-12-31 | esef |
| ifrs:AmortisationExpense | {"amount": 749000000.0} | 2024-12-31 | esef |
| ifrs:AmortisationExpense | {"amount": 915000000.0} | 2023-12-31 | esef |
| ifrs:AmortisationExpense | {"amount": 676000000.0} | 2021-12-31 | esef |
| ifrs:AmortisationExpense | {"amount": 548000000.0} | 2020-12-31 | esef |
| ifrs:AmortisationExpense | {"amount": 688000000.0} | 2022-12-31 | esef |
| ifrs:AmortisationExpense | {"amount": 540000000.0} | 2019-12-31 | esef |
| ifrs:Assets | {"amount": 979288000000.0} | 2024-12-31 | esef |
| ifrs:Assets | {"amount": 883910000000.0} | 2023-12-31 | esef |
| ifrs:Assets | {"amount": 766412000000.0} | 2022-12-31 | esef |
| ifrs:Assets | {"amount": 693464000000.0} | 2021-12-31 | esef |
| ifrs:Assets | {"amount": 664352000000.0} | 2020-12-31 | esef |
| ifrs:Assets | {"amount": 686593000000.0} | 2019-12-31 | esef |
| ifrs:BondsIssued | {"amount": 113768000000.0} | 2024-12-31 | esef |
| ifrs:BondsIssued | {"amount": 78524000000.0} | 2023-12-31 | esef |
| ifrs:BondsIssued | {"amount": 34412000000.0} | 2022-12-31 | esef |
| ifrs:BondsIssued | {"amount": 23866000000.0} | 2021-12-31 | esef |
| ifrs:BondsIssued | {"amount": 10473000000.0} | 2020-12-31 | esef |
| ifrs:BondsIssued | {"amount": 20582000000.0} | 2019-12-31 | esef |
| ifrs:CashAndBankBalancesAtCentralBanks | {"amount": 10113000000.0} | 2024-12-31 | esef |
| ifrs:CashAndBankBalancesAtCentralBanks | {"amount": 8818000000.0} | 2023-12-31 | esef |
| ifrs:CashAndBankBalancesAtCentralBanks | {"amount": 7086000000.0} | 2022-12-31 | esef |
| ifrs:CashAndBankBalancesAtCentralBanks | {"amount": 5772000000.0} | 2021-12-31 | esef |
| ifrs:CashAndBankBalancesAtCentralBanks | {"amount": 4072000000.0} | 2020-12-31 | esef |
| ifrs:CashAndBankBalancesAtCentralBanks | {"amount": 4634000000.0} | 2019-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 10113000000.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 8818000000.0} | 2023-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 7086000000.0} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 18927000000.0} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 4072000000.0} | 2020-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 4634000000.0} | 2019-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 4842000000.0} | 2018-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": 19601000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": 33656000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": 9740000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -10435000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": 3345000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -8704000000.0} | 2019-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -2330000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -20753000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": 1621000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -8211000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -2102000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": 5037000000.0} | 2019-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": -15976000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": -11839000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 6180000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": -9073000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": 8252000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": -8317000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": 3459000000.0} | 2019-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": -6256000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": -7953000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 8029000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 12549000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 10877000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 11570000000.0} | 2019-12-31 | esef |
| ifrs:ChangesInOtherProvisions | {"amount": -268000000.0} | 2024-12-31 | esef |
| ifrs:ChangesInOtherProvisions | {"amount": -36000000.0} | 2023-12-31 | esef |
| ifrs:ChangesInOtherProvisions | {"amount": 23000000.0} | 2021-12-31 | esef |
| ifrs:ChangesInOtherProvisions | {"amount": -103000000.0} | 2020-12-31 | esef |
| ifrs:ChangesInOtherProvisions | {"amount": -3000000.0} | 2022-12-31 | esef |
| ifrs:ChangesInOtherProvisions | {"amount": -59000000.0} | 2019-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 14005000000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 11951000000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": -317000000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 6884000000.0} | 2020-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 6265000000.0} | 2022-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 8947000000.0} | 2019-12-31 | esef |