| Fact | Value | Period | Source |
|---|
| cash_and_equivalents | {"amount": 317000000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2024-12-31 | esef |
| cash_and_equivalents | {"amount": 1634000000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2023-12-31 | esef |
| cash_and_equivalents | {"amount": 1116000000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2022-12-31 | esef |
| cash_and_equivalents | {"amount": 880000000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2021-12-31 | esef |
| cash_and_equivalents | {"amount": 970000000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2020-12-31 | esef |
| cashflow_financing | {"amount": -7100000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2024-12-31 | esef |
| cashflow_financing | {"amount": -5589000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2023-12-31 | esef |
| cashflow_financing | {"amount": -13638000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2022-12-31 | esef |
| cashflow_financing | {"amount": -7260000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2021-12-31 | esef |
| cashflow_investing | {"amount": -3999000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2024-12-31 | esef |
| cashflow_investing | {"amount": -3926000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2023-12-31 | esef |
| cashflow_investing | {"amount": 5259000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2022-12-31 | esef |
| cashflow_investing | {"amount": -3025000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2021-12-31 | esef |
| cashflow_operating | {"amount": 9778000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2024-12-31 | esef |
| cashflow_operating | {"amount": 10013000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2023-12-31 | esef |
| cashflow_operating | {"amount": 8250000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2022-12-31 | esef |
| cashflow_operating | {"amount": 10297000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2021-12-31 | esef |
| entity_legal_form | {"value": "XJHM", "elf_code": "XJHM"} | | gleif |
| eps_basic | {"amount": 5.59, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2024-12-31 | esef |
| eps_basic | {"amount": 5.4, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2023-12-31 | esef |
| eps_basic | {"amount": 8.07, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2022-12-31 | esef |
| eps_basic | {"amount": 6.25, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2021-12-31 | esef |
| eps_diluted | {"amount": 5.56, "concept": "ifrs-full:DilutedEarningsLossPerShare"} | 2024-12-31 | esef |
| eps_diluted | {"amount": 5.37, "concept": "ifrs-full:DilutedEarningsLossPerShare"} | 2023-12-31 | esef |
| eps_diluted | {"amount": 8.03, "concept": "ifrs-full:DilutedEarningsLossPerShare"} | 2022-12-31 | esef |
| eps_diluted | {"amount": 6.21, "concept": "ifrs-full:DilutedEarningsLossPerShare"} | 2021-12-31 | esef |
| headquarters_address | {"city": "KISTA", "region": "SE-AB", "street": "BOX 62", "country": "SE", "formatted": "BO | | gleif |
| ifrs:AccrualsAndDeferredIncomeIncludingContractLiabilities | {"amount": 3706000000.0} | 2024-12-31 | esef |
| ifrs:AccrualsAndDeferredIncomeIncludingContractLiabilities | {"amount": 3518000000.0} | 2023-12-31 | esef |
| ifrs:AccrualsAndDeferredIncomeIncludingContractLiabilities | {"amount": 3148000000.0} | 2022-12-31 | esef |
| ifrs:AccrualsAndDeferredIncomeIncludingContractLiabilities | {"amount": 3284000000.0} | 2021-12-31 | esef |
| ifrs:AdditionalPaidinCapital | {"amount": 27378000000.0} | 2024-12-31 | esef |
| ifrs:AdditionalPaidinCapital | {"amount": 27378000000.0} | 2023-12-31 | esef |
| ifrs:AdditionalPaidinCapital | {"amount": 27378000000.0} | 2022-12-31 | esef |
| ifrs:AdditionalPaidinCapital | {"amount": 27378000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInInventories | {"amount": -9000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInInventories | {"amount": 431000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInInventories | {"amount": -469000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInInventories | {"amount": 59000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables | {"amount": -56000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables | {"amount": -43000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables | {"amount": -424000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables | {"amount": -26000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable | {"amount": 116000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable | {"amount": -128000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable | {"amount": -137000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable | {"amount": -20000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDeferredTaxExpense | {"amount": -221000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDeferredTaxExpense | {"amount": -261000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDeferredTaxExpense | {"amount": -138000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 5944000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 6150000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 6191000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 5952000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForFinanceIncomeCost | {"amount": -1068000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForFinanceIncomeCost | {"amount": -53000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForFinanceIncomeCost | {"amount": -265000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForFinanceIncomeCost | {"amount": -108000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": 36000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": 4000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": 2000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": 351000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": -22000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": -36000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": -55000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": -41000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 915000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 81000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": -597000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": -219000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInOtherCurrentLiabilities | {"amount": 54000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInOtherCurrentLiabilities | {"amount": 14000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInOtherCurrentLiabilities | {"amount": -34000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInOtherCurrentLiabilities | {"amount": 268000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInTradeAccountPayable | {"amount": -211000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInTradeAccountPayable | {"amount": -232000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInTradeAccountPayable | {"amount": 370000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInTradeAccountPayable | {"amount": 74000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -62000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -109000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -67000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -48000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForReconcileProfitLoss | {"amount": 8013000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForReconcileProfitLoss | {"amount": 6193000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForReconcileProfitLoss | {"amount": 4056000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForSharebasedPayments | {"amount": 106000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForSharebasedPayments | {"amount": 97000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForSharebasedPayments | {"amount": 77000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForSharebasedPayments | {"amount": 60000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": 5000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": 0.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": 1671000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": 221000000.0} | 2021-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 2280000000.0} | 2024-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 2176000000.0} | 2023-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 2183000000.0} | 2022-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 2112000000.0} | 2021-12-31 | esef |
| ifrs:Assets | {"amount": 64442000000.0} | 2024-12-31 | esef |
| ifrs:Assets | {"amount": 66059000000.0} | 2023-12-31 | esef |
| ifrs:Assets | {"amount": 67656000000.0} | 2022-12-31 | esef |
| ifrs:Assets | {"amount": 74251000000.0} | 2021-12-31 | esef |
| ifrs:AssetsRecognisedFromCostsToObtainOrFulfilContractsWithCustomers | {"amount": 887000000.0} | 2024-12-31 | esef |
| ifrs:AssetsRecognisedFromCostsToObtainOrFulfilContractsWithCustomers | {"amount": 810000000.0} | 2023-12-31 | esef |
| ifrs:AssetsRecognisedFromCostsToObtainOrFulfilContractsWithCustomers | {"amount": 633000000.0} | 2022-12-31 | esef |
| ifrs:AssetsRecognisedFromCostsToObtainOrFulfilContractsWithCustomers | {"amount": 505000000.0} | 2021-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 5.59} | 2024-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 5.4} | 2023-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 8.07} | 2022-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 6.25} | 2021-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromContinuingOperations | {"amount": 5.54} | 2024-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromContinuingOperations | {"amount": 5.4} | 2023-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromContinuingOperations | {"amount": 7.55} | 2022-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromContinuingOperations | {"amount": 5.74} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 317000000.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 1634000000.0} | 2023-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 1116000000.0} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 880000000.0} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 970000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": -43000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 54000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 26000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 302000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -7100000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -5589000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -13638000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -7260000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -3999000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -3926000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": 5259000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -3025000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 9778000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 10013000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 8250000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 10297000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 0.0} | 2022-12-31 | esef |
| ifrs:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 0.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 3981000000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 3698000000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 6084000000.0} | 2022-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 4530000000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 3981000000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 3698000000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 6084000000.0} | 2022-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 4530000000.0} | 2021-12-31 | esef |
| ifrs:CostOfSales | {"amount": 16854000000.0} | 2024-12-31 | esef |
| ifrs:CostOfSales | {"amount": 17288000000.0} | 2023-12-31 | esef |
| ifrs:CostOfSales | {"amount": 16887000000.0} | 2022-12-31 | esef |
| ifrs:CostOfSales | {"amount": 15870000000.0} | 2021-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 7028000000.0} | 2024-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 8313000000.0} | 2023-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 8542000000.0} | 2022-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 6627000000.0} | 2021-12-31 | esef |
| ifrs:CurrentLeaseLiabilities | {"amount": 1291000000.0} | 2024-12-31 | esef |
| ifrs:CurrentLeaseLiabilities | {"amount": 1209000000.0} | 2023-12-31 | esef |
| ifrs:CurrentLeaseLiabilities | {"amount": 1172000000.0} | 2022-12-31 | esef |
| ifrs:CurrentLeaseLiabilities | {"amount": 1125000000.0} | 2021-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 13073000000.0} | 2024-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 12767000000.0} | 2023-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 10227000000.0} | 2022-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 10195000000.0} | 2021-12-31 | esef |
| ifrs:CurrentPrepaymentsAndCurrentAccruedIncomeIncludingCurrentContractAssets | {"amount": 1506000000.0} | 2024-12-31 | esef |
| ifrs:CurrentPrepaymentsAndCurrentAccruedIncomeIncludingCurrentContractAssets | {"amount": 1622000000.0} | 2023-12-31 | esef |
| ifrs:CurrentPrepaymentsAndCurrentAccruedIncomeIncludingCurrentContractAssets | {"amount": 1607000000.0} | 2022-12-31 | esef |
| ifrs:CurrentPrepaymentsAndCurrentAccruedIncomeIncludingCurrentContractAssets | {"amount": 1562000000.0} | 2021-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 96000000.0} | 2024-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 46000000.0} | 2023-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 76000000.0} | 2022-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 80000000.0} | 2021-12-31 | esef |
| ifrs:CurrentTaxLiabilities | {"amount": 25000000.0} | 2024-12-31 | esef |
| ifrs:CurrentTaxLiabilities | {"amount": 33000000.0} | 2023-12-31 | esef |
| ifrs:CurrentTaxLiabilities | {"amount": 27000000.0} | 2022-12-31 | esef |
| ifrs:CurrentTaxLiabilities | {"amount": 173000000.0} | 2021-12-31 | esef |
| ifrs:CurrentTradeReceivables | {"amount": 2020000000.0} | 2024-12-31 | esef |
| ifrs:CurrentTradeReceivables | {"amount": 2111000000.0} | 2023-12-31 | esef |
| ifrs:CurrentTradeReceivables | {"amount": 1986000000.0} | 2022-12-31 | esef |
| ifrs:CurrentTradeReceivables | {"amount": 1796000000.0} | 2021-12-31 | esef |
| ifrs:DecreaseIncreaseThroughTaxOnSharebasedPaymentTransactions | {"amount": -7000000.0} | 2024-12-31 | esef |
| ifrs:DecreaseIncreaseThroughTaxOnSharebasedPaymentTransactions | {"amount": 3000000.0} | 2023-12-31 | esef |
| ifrs:DecreaseIncreaseThroughTaxOnSharebasedPaymentTransactions | {"amount": 10000000.0} | 2022-12-31 | esef |
| ifrs:DecreaseIncreaseThroughTaxOnSharebasedPaymentTransactions | {"amount": 7000000.0} | 2021-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 128000000.0} | 2024-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 104000000.0} | 2023-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 81000000.0} | 2022-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 164000000.0} | 2021-12-31 | esef |
| ifrs:DeferredTaxLiabilities | {"amount": 3531000000.0} | 2024-12-31 | esef |
| ifrs:DeferredTaxLiabilities | {"amount": 3597000000.0} | 2023-12-31 | esef |
| ifrs:DeferredTaxLiabilities | {"amount": 3807000000.0} | 2022-12-31 | esef |
| ifrs:DeferredTaxLiabilities | {"amount": 4120000000.0} | 2021-12-31 | esef |
| ifrs:DilutedEarningsLossPerShare | {"amount": 5.56} | 2024-12-31 | esef |
| ifrs:DilutedEarningsLossPerShare | {"amount": 5.37} | 2023-12-31 | esef |
| ifrs:DilutedEarningsLossPerShare | {"amount": 8.03} | 2022-12-31 | esef |
| ifrs:DilutedEarningsLossPerShare | {"amount": 6.21} | 2021-12-31 | esef |
| ifrs:DilutedEarningsLossPerShareFromContinuingOperations | {"amount": 5.5} | 2024-12-31 | esef |
| ifrs:DilutedEarningsLossPerShareFromContinuingOperations | {"amount": 5.36} | 2023-12-31 | esef |
| ifrs:DilutedEarningsLossPerShareFromContinuingOperations | {"amount": 7.51} | 2022-12-31 | esef |
| ifrs:DilutedEarningsLossPerShareFromContinuingOperations | {"amount": 5.71} | 2021-12-31 | esef |
| ifrs:DividendsPaidClassifiedAsFinancingActivities | {"amount": 4777000000.0} | 2024-12-31 | esef |
| ifrs:DividendsPaidClassifiedAsFinancingActivities | {"amount": 4702000000.0} | 2023-12-31 | esef |
| ifrs:DividendsPaidClassifiedAsFinancingActivities | {"amount": 13629000000.0} | 2022-12-31 | esef |
| ifrs:DividendsPaidClassifiedAsFinancingActivities | {"amount": 6205000000.0} | 2021-12-31 | esef |