| Fact | Value | Period | Source |
|---|
| cash_and_equivalents | {"amount": 587000000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2024-12-31 | esef |
| cash_and_equivalents | {"amount": 575000000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2023-12-31 | esef |
| cash_and_equivalents | {"amount": 589000000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2022-12-31 | esef |
| cash_and_equivalents | {"amount": 547000000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2021-12-31 | esef |
| cash_and_equivalents | {"amount": 436000000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2020-12-31 | esef |
| cashflow_financing | {"amount": -637000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2024-12-31 | esef |
| cashflow_financing | {"amount": -578000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2023-12-31 | esef |
| cashflow_financing | {"amount": -1092000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2022-12-31 | esef |
| cashflow_financing | {"amount": -759000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2021-12-31 | esef |
| cashflow_financing | {"amount": -174000000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2020-12-31 | esef |
| cashflow_investing | {"amount": -122000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2024-12-31 | esef |
| cashflow_investing | {"amount": 26000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2023-12-31 | esef |
| cashflow_investing | {"amount": 658000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2022-12-31 | esef |
| cashflow_investing | {"amount": -114000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2021-12-31 | esef |
| cashflow_investing | {"amount": -619000000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2020-12-31 | esef |
| cashflow_operating | {"amount": 761000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2024-12-31 | esef |
| cashflow_operating | {"amount": 537000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2023-12-31 | esef |
| cashflow_operating | {"amount": 463000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2022-12-31 | esef |
| cashflow_operating | {"amount": 932000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2021-12-31 | esef |
| cashflow_operating | {"amount": 933000000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2020-12-31 | esef |
| controlled_by | {"lei": "5299001BUUGXAREGE533", "meaning": "oberste Konsolidierung (Konzernspitze)", "enti | | gleif |
| current_liabilities | {"amount": 3675000000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2022-12-31 | esef |
| current_liabilities | {"amount": 3491000000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2021-12-31 | esef |
| current_liabilities | {"amount": 2881000000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2020-12-31 | esef |
| entity_legal_form | {"value": "5GGB", "elf_code": "5GGB"} | | gleif |
| eps_basic | {"amount": 2.97, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2024-12-31 | esef |
| eps_basic | {"amount": 3.02, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2023-12-31 | esef |
| eps_basic | {"amount": 4.35, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2022-12-31 | esef |
| eps_diluted | {"amount": 2.97, "concept": "ifrs-full:DilutedEarningsLossPerShare"} | 2024-12-31 | esef |
| eps_diluted | {"amount": 3.02, "concept": "ifrs-full:DilutedEarningsLossPerShare"} | 2023-12-31 | esef |
| eps_diluted | {"amount": 4.35, "concept": "ifrs-full:DilutedEarningsLossPerShare"} | 2022-12-31 | esef |
| headquarters_address | {"city": "Luxembourg", "region": "LU-LU", "street": "43, Boulevard Pierre Frieden", "count | | gleif |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 283000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 248000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 286000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 228000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 263000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForFairValueGainsLosses | {"amount": -40000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForFairValueGainsLosses | {"amount": 23000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForFairValueGainsLosses | {"amount": 78000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForFairValueGainsLosses | {"amount": 115000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossLoansAndAdvances | {"amount": -1000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossLoansAndAdvances | {"amount": 2000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossLoansAndAdvances | {"amount": 30000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossLoansAndAdvances | {"amount": 0.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": 8000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": -40000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": -107000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": -949000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": -172000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -22000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -5000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -97000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 46000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 38000000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForSharebasedPayments | {"amount": 4000000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForSharebasedPayments | {"amount": 4000000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForSharebasedPayments | {"amount": 5000000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForSharebasedPayments | {"amount": 6000000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForSharebasedPayments | {"amount": 5000000.0} | 2020-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 2.97} | 2024-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 3.02} | 2023-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 4.35} | 2022-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromContinuingOperations | {"amount": 2.15} | 2024-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromContinuingOperations | {"amount": 2.27} | 2023-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromContinuingOperations | {"amount": 4.35} | 2022-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromContinuingOperations | {"amount": 8.41} | 2021-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromContinuingOperations | {"amount": 3.2} | 2020-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromDiscontinuedOperations | {"amount": 0.82} | 2024-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromDiscontinuedOperations | {"amount": 0.74} | 2023-12-31 | esef |
| ifrs:BasicEarningsLossPerShareFromDiscontinuedOperations | {"amount": 0.8} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 587000000.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 575000000.0} | 2023-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 589000000.0} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 547000000.0} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 436000000.0} | 2020-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": 0.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": 0.0} | 2023-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": 0.0} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": -23000000.0} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": -72000000.0} | 2020-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 584000000.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 573000000.0} | 2023-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 588000000.0} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 547000000.0} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 435000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 1000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 32000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 194000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 665000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 113000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInDecreaseIncreaseInShorttermDepositsAndInvestments | {"amount": 76000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInDecreaseIncreaseInShorttermDepositsAndInvestments | {"amount": 199000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInDecreaseIncreaseInShorttermDepositsAndInvestments | {"amount": 544000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInDecreaseIncreaseInShorttermDepositsAndInvestments | {"amount": -218000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInDecreaseIncreaseInShorttermDepositsAndInvestments | {"amount": -536000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -637000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -578000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -1092000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -759000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -174000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivitiesDiscontinuedOperations | {"amount": -105000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivitiesDiscontinuedOperations | {"amount": -72000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivitiesDiscontinuedOperations | {"amount": -137000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -122000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": 26000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": 658000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -114000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -619000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivitiesDiscontinuedOperations | {"amount": -5000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivitiesDiscontinuedOperations | {"amount": -5000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivitiesDiscontinuedOperations | {"amount": -3000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 761000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 537000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 463000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 932000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 933000000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivitiesDiscontinuedOperations | {"amount": 110000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivitiesDiscontinuedOperations | {"amount": 77000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivitiesDiscontinuedOperations | {"amount": 140000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 208000000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 44000000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 113000000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 353000000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 10000000.0} | 2020-12-31 | esef |
| ifrs:ChangesInEquity | {"amount": -681000000.0} | 2023-12-31 | esef |
| ifrs:ChangesInEquity | {"amount": -516000000.0} | 2024-12-31 | esef |
| ifrs:ChangesInEquity | {"amount": -992000000.0} | 2022-12-31 | esef |
| ifrs:ChangesInEquity | {"amount": -40000000.0} | 2020-12-31 | esef |
| ifrs:ChangesInEquity | {"amount": -594000000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 609000000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 561000000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 901000000.0} | 2022-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 1513000000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 568000000.0} | 2020-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 97000000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 129000000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 99000000.0} | 2022-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 155000000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 134000000.0} | 2020-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 512000000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 432000000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 802000000.0} | 2022-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 1358000000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 434000000.0} | 2020-12-31 | esef |
| ifrs:ComprehensiveIncomeFromContinuingOperationsAttributableToOwnersOfParent | {"amount": 385000000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncomeFromContinuingOperationsAttributableToOwnersOfParent | {"amount": 318000000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncomeFromContinuingOperationsAttributableToOwnersOfParent | {"amount": 679000000.0} | 2022-12-31 | esef |
| ifrs:ComprehensiveIncomeFromDiscontinuedOperationsAttributableToOwnersOfParent | {"amount": 127000000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncomeFromDiscontinuedOperationsAttributableToOwnersOfParent | {"amount": 114000000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncomeFromDiscontinuedOperationsAttributableToOwnersOfParent | {"amount": 123000000.0} | 2022-12-31 | esef |
| ifrs:CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRights | {"amount": 163000000.0} | 2024-12-31 | esef |
| ifrs:CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRights | {"amount": 68000000.0} | 2023-12-31 | esef |
| ifrs:CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRights | {"amount": 73000000.0} | 2022-12-31 | esef |
| ifrs:CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRights | {"amount": 74000000.0} | 2021-12-31 | esef |
| ifrs:CurrentAssetsLiabilities | {"amount": 1550000000.0} | 2024-12-31 | esef |
| ifrs:CurrentAssetsLiabilities | {"amount": 1689000000.0} | 2023-12-31 | esef |
| ifrs:CurrentAssetsLiabilities | {"amount": 1065000000.0} | 2022-12-31 | esef |
| ifrs:CurrentAssetsLiabilities | {"amount": 1978000000.0} | 2021-12-31 | esef |
| ifrs:CurrentAssetsLiabilities | {"amount": 1241000000.0} | 2020-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 4394000000.0} | 2024-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 4130000000.0} | 2023-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 4740000000.0} | 2022-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 5386000000.0} | 2021-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 3927000000.0} | 2020-12-31 | esef |
| ifrs:CurrentContractLiabilities | {"amount": 435000000.0} | 2024-12-31 | esef |
| ifrs:CurrentContractLiabilities | {"amount": 481000000.0} | 2023-12-31 | esef |
| ifrs:CurrentContractLiabilities | {"amount": 596000000.0} | 2022-12-31 | esef |
| ifrs:CurrentContractLiabilities | {"amount": 449000000.0} | 2021-12-31 | esef |
| ifrs:CurrentContractLiabilities | {"amount": 328000000.0} | 2020-12-31 | esef |
| ifrs:CurrentLeaseLiabilities | {"amount": 74000000.0} | 2024-12-31 | esef |
| ifrs:CurrentLeaseLiabilities | {"amount": 76000000.0} | 2023-12-31 | esef |
| ifrs:CurrentLeaseLiabilities | {"amount": 85000000.0} | 2022-12-31 | esef |
| ifrs:CurrentLeaseLiabilities | {"amount": 59000000.0} | 2021-12-31 | esef |
| ifrs:CurrentLeaseLiabilities | {"amount": 60000000.0} | 2020-12-31 | esef |
| ifrs:CurrentLiabilities | {"amount": 3675000000.0} | 2022-12-31 | esef |
| ifrs:CurrentLiabilities | {"amount": 3491000000.0} | 2021-12-31 | esef |
| ifrs:CurrentLiabilities | {"amount": 2881000000.0} | 2020-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 3062000000.0} | 2024-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 2630000000.0} | 2023-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 3681000000.0} | 2022-12-31 | esef |
| ifrs:CurrentProgrammingAssets | {"amount": 1298000000.0} | 2021-12-31 | esef |
| ifrs:CurrentProgrammingAssets | {"amount": 1211000000.0} | 2020-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 85000000.0} | 2024-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 88000000.0} | 2023-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 111000000.0} | 2022-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 131000000.0} | 2021-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 144000000.0} | 2020-12-31 | esef |
| ifrs:CurrentTaxAssetsCurrent | {"amount": 61000000.0} | 2024-12-31 | esef |
| ifrs:CurrentTaxAssetsCurrent | {"amount": 34000000.0} | 2023-12-31 | esef |
| ifrs:CurrentTaxAssetsCurrent | {"amount": 51000000.0} | 2022-12-31 | esef |
| ifrs:CurrentTaxAssetsCurrent | {"amount": 24000000.0} | 2021-12-31 | esef |
| ifrs:CurrentTaxAssetsCurrent | {"amount": 24000000.0} | 2020-12-31 | esef |
| ifrs:CurrentTaxLiabilitiesCurrent | {"amount": 10000000.0} | 2024-12-31 | esef |
| ifrs:CurrentTaxLiabilitiesCurrent | {"amount": 18000000.0} | 2023-12-31 | esef |
| ifrs:CurrentTaxLiabilitiesCurrent | {"amount": 24000000.0} | 2022-12-31 | esef |
| ifrs:CurrentTaxLiabilitiesCurrent | {"amount": 41000000.0} | 2021-12-31 | esef |
| ifrs:CurrentTaxLiabilitiesCurrent | {"amount": 24000000.0} | 2020-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 249000000.0} | 2024-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 302000000.0} | 2023-12-31 | esef |