| Fact | Value | Period | Source |
|---|
| cash_and_equivalents | {"amount": 72574000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2025-12-31 | esef |
| cash_and_equivalents | {"amount": 99845000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2024-12-31 | esef |
| cash_and_equivalents | {"amount": 45396000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2023-12-31 | esef |
| cash_and_equivalents | {"amount": 17436000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2022-12-31 | esef |
| cashflow_financing | {"amount": -31926000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2025-12-31 | esef |
| cashflow_financing | {"amount": -67004000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2024-12-31 | esef |
| cashflow_financing | {"amount": 27285000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2023-12-31 | esef |
| cashflow_investing | {"amount": -71041000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2025-12-31 | esef |
| cashflow_investing | {"amount": -96796000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2024-12-31 | esef |
| cashflow_investing | {"amount": -57660000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2023-12-31 | esef |
| cashflow_operating | {"amount": 75658000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2025-12-31 | esef |
| cashflow_operating | {"amount": 217482000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2024-12-31 | esef |
| cashflow_operating | {"amount": 58335000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2023-12-31 | esef |
| entity_legal_form | {"value": "P418", "elf_code": "P418"} | | gleif |
| eps_basic | {"amount": 0.1071, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2025-12-31 | esef |
| eps_basic | {"amount": 0.1072, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2024-12-31 | esef |
| eps_basic | {"amount": 0.0543, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2023-12-31 | esef |
| headquarters_address | {"city": "MONZA", "region": "IT-MB", "street": "VIA CANOVA, 3", "country": "IT", "formatte | | gleif |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 15772000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 16557000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 14947000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInInventories | {"amount": 589000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInInventories | {"amount": 45000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInInventories | {"amount": -1115000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables | {"amount": 31501000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables | {"amount": 131455000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables | {"amount": 78073000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 38746000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 36912000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 35373000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 324000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 0.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 3737000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 13244000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 10647000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 10051000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities | {"amount": -201000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities | {"amount": -780000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities | {"amount": -720000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables | {"amount": -36301000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables | {"amount": 2284000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables | {"amount": -93796000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": 1176000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": 1003000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": 810000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 1474000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": -798000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 687000.0} | 2023-12-31 | esef |
| ifrs:Assets | {"amount": 1000270000.0} | 2025-12-31 | esef |
| ifrs:Assets | {"amount": 1065520000.0} | 2024-12-31 | esef |
| ifrs:Assets | {"amount": 1074896000.0} | 2023-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 0.1071} | 2025-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 0.1072} | 2024-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 0.0543} | 2023-12-31 | esef |
| ifrs:CapitalReserve | {"amount": 298672000.0} | 2025-12-31 | esef |
| ifrs:CapitalReserve | {"amount": 297130000.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 72574000.0} | 2025-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 99845000.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 45396000.0} | 2023-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 17436000.0} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 72574000.0} | 2025-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 99845000.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 45396000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -31926000.0} | 2025-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -67004000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": 27285000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInIncreaseDecreaseInCurrentBorrowings | {"amount": 0.0} | 2025-12-31 | esef |
| ifrs:CashFlowsFromUsedInIncreaseDecreaseInCurrentBorrowings | {"amount": -93075000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInIncreaseDecreaseInCurrentBorrowings | {"amount": -16034000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -71041000.0} | 2025-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -96796000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -57660000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 75658000.0} | 2025-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 217482000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 58335000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 75961000.0} | 2025-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 76917000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 78964000.0} | 2023-12-31 | esef |
| ifrs:ChangesInInventoriesOfFinishedGoodsAndWorkInProgress | {"amount": 819000.0} | 2025-12-31 | esef |
| ifrs:ChangesInInventoriesOfFinishedGoodsAndWorkInProgress | {"amount": 50000.0} | 2024-12-31 | esef |
| ifrs:ChangesInInventoriesOfFinishedGoodsAndWorkInProgress | {"amount": -1230000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 21288000.0} | 2025-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 21581000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 11000000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": -222000.0} | 2025-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 493000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 510000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 21066000.0} | 2025-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 21088000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 10490000.0} | 2023-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 276050000.0} | 2025-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 322179000.0} | 2024-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 375186000.0} | 2023-12-31 | esef |
| ifrs:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings | {"amount": 64351000.0} | 2025-12-31 | esef |
| ifrs:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings | {"amount": 41348000.0} | 2024-12-31 | esef |
| ifrs:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings | {"amount": 157848000.0} | 2023-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 261373000.0} | 2025-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 266222000.0} | 2024-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 357467000.0} | 2023-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 1792000.0} | 2025-12-31 | esef |
| ifrs:CurrentProvisions | {"amount": 2919000.0} | 2024-12-31 | esef |
| ifrs:CurrentTaxAssetsCurrent | {"amount": 282000.0} | 2025-12-31 | esef |
| ifrs:CurrentTaxAssetsCurrent | {"amount": 0.0} | 2024-12-31 | esef |
| ifrs:CurrentTaxAssetsCurrent | {"amount": 4624000.0} | 2023-12-31 | esef |
| ifrs:CurrentTaxExpenseIncome | {"amount": 13244000.0} | 2025-12-31 | esef |
| ifrs:CurrentTaxExpenseIncome | {"amount": 10647000.0} | 2024-12-31 | esef |
| ifrs:CurrentTaxExpenseIncome | {"amount": 10051000.0} | 2023-12-31 | esef |
| ifrs:CurrentTaxLiabilitiesCurrent | {"amount": 2613000.0} | 2025-12-31 | esef |
| ifrs:CurrentTaxLiabilitiesCurrent | {"amount": 950000.0} | 2024-12-31 | esef |
| ifrs:CurrentTaxLiabilitiesCurrent | {"amount": 0.0} | 2023-12-31 | esef |
| ifrs:CurrentTradeReceivables | {"amount": 146172000.0} | 2025-12-31 | esef |
| ifrs:CurrentTradeReceivables | {"amount": 174099000.0} | 2024-12-31 | esef |
| ifrs:CurrentTradeReceivables | {"amount": 266011000.0} | 2023-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 12695000.0} | 2025-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 33595000.0} | 2024-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 34851000.0} | 2023-12-31 | esef |
| ifrs:DeferredTaxExpenseIncome | {"amount": -521000.0} | 2025-12-31 | esef |
| ifrs:DeferredTaxExpenseIncome | {"amount": 1244000.0} | 2024-12-31 | esef |
| ifrs:DeferredTaxExpenseIncome | {"amount": -3299000.0} | 2023-12-31 | esef |
| ifrs:DeferredTaxLiabilities | {"amount": 21408000.0} | 2024-12-31 | esef |
| ifrs:DeferredTaxLiabilities | {"amount": 18049000.0} | 2023-12-31 | esef |
| ifrs:DepreciationAmortisationAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 58188000.0} | 2025-12-31 | esef |
| ifrs:DepreciationAmortisationAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 55244000.0} | 2024-12-31 | esef |
| ifrs:DepreciationAmortisationAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 63340000.0} | 2023-12-31 | esef |
| ifrs:DividendsPaid | {"amount": 16831000.0} | 2024-12-31 | esef |
| ifrs:DividendsPaid | {"amount": 16834000.0} | 2025-12-31 | esef |
| ifrs:DividendsPaid | {"amount": 16802000.0} | 2023-12-31 | esef |
| ifrs:DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities | {"amount": 16694000.0} | 2025-12-31 | esef |
| ifrs:DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities | {"amount": 16774000.0} | 2024-12-31 | esef |
| ifrs:DividendsPaidToEquityHoldersOfParentClassifiedAsFinancingActivities | {"amount": 16774000.0} | 2023-12-31 | esef |
| ifrs:DividendsPaidToNoncontrollingInterestsClassifiedAsFinancingActivities | {"amount": 140000.0} | 2025-12-31 | esef |
| ifrs:DividendsPaidToNoncontrollingInterestsClassifiedAsFinancingActivities | {"amount": 57000.0} | 2024-12-31 | esef |
| ifrs:DividendsPaidToNoncontrollingInterestsClassifiedAsFinancingActivities | {"amount": 28000.0} | 2023-12-31 | esef |
| ifrs:DividendsReceivedClassifiedAsInvestingActivities | {"amount": 675000.0} | 2025-12-31 | esef |
| ifrs:DividendsReceivedClassifiedAsInvestingActivities | {"amount": 0.0} | 2024-12-31 | esef |
| ifrs:DividendsReceivedClassifiedAsOperatingActivities | {"amount": -675000.0} | 2025-12-31 | esef |
| ifrs:DividendsReceivedClassifiedAsOperatingActivities | {"amount": 0.0} | 2024-12-31 | esef |
| ifrs:EmployeeBenefitsExpense | {"amount": 46231000.0} | 2025-12-31 | esef |
| ifrs:EmployeeBenefitsExpense | {"amount": 43585000.0} | 2024-12-31 | esef |
| ifrs:EmployeeBenefitsExpense | {"amount": 40054000.0} | 2023-12-31 | esef |
| ifrs:Equity | {"amount": 523870000.0} | 2025-12-31 | esef |
| ifrs:Equity | {"amount": 522259000.0} | 2024-12-31 | esef |
| ifrs:Equity | {"amount": 522653000.0} | 2023-12-31 | esef |
| ifrs:Equity | {"amount": 527995000.0} | 2022-12-31 | esef |
| ifrs:EquityAndLiabilities | {"amount": 1000270000.0} | 2025-12-31 | esef |
| ifrs:EquityAndLiabilities | {"amount": 1065520000.0} | 2024-12-31 | esef |
| ifrs:EquityAndLiabilities | {"amount": 1074896000.0} | 2023-12-31 | esef |
| ifrs:EquityAttributableToOwnersOfParent | {"amount": 517060000.0} | 2025-12-31 | esef |
| ifrs:EquityAttributableToOwnersOfParent | {"amount": 515535000.0} | 2024-12-31 | esef |
| ifrs:EquityAttributableToOwnersOfParent | {"amount": 516362000.0} | 2023-12-31 | esef |
| ifrs:FinanceIncome | {"amount": 675000.0} | 2025-12-31 | esef |
| ifrs:FinanceIncome | {"amount": 0.0} | 2024-12-31 | esef |
| ifrs:FinanceIncomeCost | {"amount": -4734000.0} | 2025-12-31 | esef |
| ifrs:FinanceIncomeCost | {"amount": -12579000.0} | 2024-12-31 | esef |
| ifrs:FinanceIncomeCost | {"amount": -10031000.0} | 2023-12-31 | esef |
| ifrs:GainsLossesOnCashFlowHedgesBeforeTax | {"amount": -42000.0} | 2025-12-31 | esef |
| ifrs:GainsLossesOnCashFlowHedgesBeforeTax | {"amount": 45000.0} | 2024-12-31 | esef |
| ifrs:GainsLossesOnCashFlowHedgesBeforeTax | {"amount": -229000.0} | 2023-12-31 | esef |
| ifrs:Goodwill | {"amount": 79459000.0} | 2025-12-31 | esef |
| ifrs:Goodwill | {"amount": 77739000.0} | 2024-12-31 | esef |
| ifrs:Goodwill | {"amount": 65485000.0} | 2023-12-31 | esef |
| ifrs:IncomeTaxesPaidRefundClassifiedAsOperatingActivities | {"amount": 9794000.0} | 2025-12-31 | esef |
| ifrs:IncomeTaxesPaidRefundClassifiedAsOperatingActivities | {"amount": 2600000.0} | 2024-12-31 | esef |
| ifrs:IncomeTaxesPaidRefundClassifiedAsOperatingActivities | {"amount": 5615000.0} | 2023-12-31 | esef |
| ifrs:IncomeTaxExpenseContinuingOperations | {"amount": 12723000.0} | 2025-12-31 | esef |
| ifrs:IncomeTaxExpenseContinuingOperations | {"amount": 11891000.0} | 2024-12-31 | esef |
| ifrs:IncomeTaxExpenseContinuingOperations | {"amount": 6752000.0} | 2023-12-31 | esef |
| ifrs:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLoss | {"amount": 7000.0} | 2025-12-31 | esef |
| ifrs:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLoss | {"amount": 8000.0} | 2024-12-31 | esef |
| ifrs:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLoss | {"amount": -69000.0} | 2023-12-31 | esef |
| ifrs:IncreaseDecreaseInCashAndCashEquivalents | {"amount": -27309000.0} | 2025-12-31 | esef |
| ifrs:IncreaseDecreaseInCashAndCashEquivalents | {"amount": 53682000.0} | 2024-12-31 | esef |
| ifrs:IncreaseDecreaseInCashAndCashEquivalents | {"amount": 27960000.0} | 2023-12-31 | esef |
| ifrs:IncreaseDecreaseInDeferredTaxLiabilityAsset | {"amount": 513000.0} | 2025-12-31 | esef |
| ifrs:IncreaseDecreaseInDeferredTaxLiabilityAsset | {"amount": -1252000.0} | 2024-12-31 | esef |
| ifrs:IncreaseDecreaseInDeferredTaxLiabilityAsset | {"amount": 3298000.0} | 2023-12-31 | esef |
| ifrs:IncreaseDecreaseInWorkingCapital | {"amount": 21569000.0} | 2025-12-31 | esef |
| ifrs:IncreaseDecreaseInWorkingCapital | {"amount": -119011000.0} | 2024-12-31 | esef |
| ifrs:IncreaseDecreaseInWorkingCapital | {"amount": 31849000.0} | 2023-12-31 | esef |
| ifrs:IncreaseDecreaseThroughAppropriationOfRetainedEarnings | {"amount": 0.0} | 2024-12-31 | esef |
| ifrs:IncreaseDecreaseThroughAppropriationOfRetainedEarnings | {"amount": 0.0} | 2025-12-31 | esef |
| ifrs:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl | {"amount": -2420000.0} | 2024-12-31 | esef |
| ifrs:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl | {"amount": 2836000.0} | 2025-12-31 | esef |
| ifrs:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl | {"amount": 471000.0} | 2023-12-31 | esef |
| ifrs:IncreaseDecreaseThroughTransactionsWithOwners | {"amount": 21967000.0} | 2024-12-31 | esef |
| ifrs:IncreaseDecreaseThroughTransactionsWithOwners | {"amount": 19670000.0} | 2025-12-31 | esef |
| ifrs:IncreaseDecreaseThroughTransactionsWithOwners | {"amount": 16331000.0} | 2023-12-31 | esef |
| ifrs:IncreaseDecreaseThroughTransfersAndOtherChangesEquity | {"amount": 8000.0} | 2024-12-31 | esef |
| ifrs:IncreaseDecreaseThroughTransfersAndOtherChangesEquity | {"amount": 7000.0} | 2025-12-31 | esef |
| ifrs:IncreaseDecreaseThroughTransfersAndOtherChangesEquity | {"amount": 11000.0} | 2023-12-31 | esef |
| ifrs:IntangibleAssetsOtherThanGoodwill | {"amount": 391229000.0} | 2025-12-31 | esef |
| ifrs:IntangibleAssetsOtherThanGoodwill | {"amount": 379679000.0} | 2024-12-31 | esef |
| ifrs:IntangibleAssetsOtherThanGoodwill | {"amount": 355399000.0} | 2023-12-31 | esef |
| ifrs:Inventories | {"amount": 9808000.0} | 2025-12-31 | esef |
| ifrs:Inventories | {"amount": 10544000.0} | 2024-12-31 | esef |
| ifrs:Inventories | {"amount": 10530000.0} | 2023-12-31 | esef |
| ifrs:InvestmentAccountedForUsingEquityMethod | {"amount": 11000.0} | 2025-12-31 | esef |
| ifrs:InvestmentAccountedForUsingEquityMethod | {"amount": 11000.0} | 2024-12-31 | esef |
| ifrs:InvestmentAccountedForUsingEquityMethod | {"amount": 11000.0} | 2023-12-31 | esef |
| ifrs:InvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod | {"amount": 635000.0} | 2025-12-31 | esef |