| Fact | Value | Period | Source |
|---|
| cash_and_equivalents | {"amount": 6872000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2025-12-31 | esef |
| cash_and_equivalents | {"amount": 6573000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2024-12-31 | esef |
| cash_and_equivalents | {"amount": 6518000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2023-12-31 | esef |
| cash_and_equivalents | {"amount": 20612000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2022-12-31 | esef |
| cash_and_equivalents | {"amount": 22418000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2021-12-31 | esef |
| cash_and_equivalents | {"amount": 22197000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2020-12-31 | esef |
| cashflow_financing | {"amount": -17715000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2020-12-31 | esef |
| cashflow_financing | {"amount": -24593000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2025-12-31 | esef |
| cashflow_financing | {"amount": 4097000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2024-12-31 | esef |
| cashflow_financing | {"amount": -25566000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2021-12-31 | esef |
| cashflow_financing | {"amount": -33139000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2023-12-31 | esef |
| cashflow_financing | {"amount": -23442000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2022-12-31 | esef |
| cashflow_investing | {"amount": -16827000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2025-12-31 | esef |
| cashflow_investing | {"amount": -34159000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2024-12-31 | esef |
| cashflow_investing | {"amount": -8091000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2021-12-31 | esef |
| cashflow_investing | {"amount": -4407000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2020-12-31 | esef |
| cashflow_investing | {"amount": -4313000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2023-12-31 | esef |
| cashflow_investing | {"amount": -9705000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2022-12-31 | esef |
| cashflow_operating | {"amount": 16777000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2025-12-31 | esef |
| cashflow_operating | {"amount": 35823000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2024-12-31 | esef |
| cashflow_operating | {"amount": 33801000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2023-12-31 | esef |
| cashflow_operating | {"amount": 29282000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2021-12-31 | esef |
| cashflow_operating | {"amount": 21928000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2020-12-31 | esef |
| cashflow_operating | {"amount": 35216000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2022-12-31 | esef |
| current_assets | {"amount": 114973000.0, "concept": "ifrs-full:CurrentAssets"} | 2025-12-31 | esef |
| current_assets | {"amount": 267429000.0, "concept": "ifrs-full:CurrentAssets"} | 2024-12-31 | esef |
| current_assets | {"amount": 270217000.0, "concept": "ifrs-full:CurrentAssets"} | 2023-12-31 | esef |
| current_assets | {"amount": 111455000.0, "concept": "ifrs-full:CurrentAssets"} | 2022-12-31 | esef |
| current_assets | {"amount": 114091000.0, "concept": "ifrs-full:CurrentAssets"} | 2021-12-31 | esef |
| current_assets | {"amount": 121857000.0, "concept": "ifrs-full:CurrentAssets"} | 2020-12-31 | esef |
| current_liabilities | {"amount": 144717000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2025-12-31 | esef |
| current_liabilities | {"amount": 270694000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2024-12-31 | esef |
| current_liabilities | {"amount": 273816000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2023-12-31 | esef |
| current_liabilities | {"amount": 163521000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2022-12-31 | esef |
| current_liabilities | {"amount": 137333000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2021-12-31 | esef |
| current_liabilities | {"amount": 176490000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2020-12-31 | esef |
| entity_legal_form | {"value": "2EEG", "elf_code": "2EEG"} | | gleif |
| headquarters_address | {"city": "Bratislava", "region": "SK-BL", "street": "Brečtanová 1", "country": "SK", "form | | gleif |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 22134000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 20893000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 36640000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 37339000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 34629000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss | {"amount": 35517000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": -14294000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": 95000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": 4091000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": 0.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": 772000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": 0.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": -216000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": 702000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": 430000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": 132000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": -1073000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment | {"amount": 118000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty | {"amount": 0.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty | {"amount": 24000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty | {"amount": 16000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty | {"amount": -70000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty | {"amount": 48000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty | {"amount": -7000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossLoansAndAdvances | {"amount": 31000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossLoansAndAdvances | {"amount": 341000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossLoansAndAdvances | {"amount": 2000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossLoansAndAdvances | {"amount": 583000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossLoansAndAdvances | {"amount": 1000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossLoansAndAdvances | {"amount": 2000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": -5173000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 9541000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 4415000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": -4391000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": -575000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": -2641000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 417000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 378000.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 519000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 406000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 687000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForProvisions | {"amount": 263000.0} | 2022-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": -164000.0} | 2025-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": 0.0} | 2024-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": 0.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": 4000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": -18000.0} | 2023-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": 2000.0} | 2022-12-31 | esef |
| ifrs:Assets | {"amount": 287844000.0} | 2025-12-31 | esef |
| ifrs:Assets | {"amount": 445361000.0} | 2024-12-31 | esef |
| ifrs:Assets | {"amount": 391029000.0} | 2023-12-31 | esef |
| ifrs:Assets | {"amount": 381179000.0} | 2022-12-31 | esef |
| ifrs:Assets | {"amount": 404332000.0} | 2021-12-31 | esef |
| ifrs:Assets | {"amount": 422918000.0} | 2020-12-31 | esef |
| ifrs:BankOverdraftsClassifiedAsCashEquivalents | {"amount": 26418000.0} | 2025-12-31 | esef |
| ifrs:BankOverdraftsClassifiedAsCashEquivalents | {"amount": 17404000.0} | 2024-12-31 | esef |
| ifrs:BankOverdraftsClassifiedAsCashEquivalents | {"amount": 15202000.0} | 2023-12-31 | esef |
| ifrs:BankOverdraftsClassifiedAsCashEquivalents | {"amount": 17478000.0} | 2022-12-31 | esef |
| ifrs:BankOverdraftsClassifiedAsCashEquivalents | {"amount": 21881000.0} | 2021-12-31 | esef |
| ifrs:BankOverdraftsClassifiedAsCashEquivalents | {"amount": 17759000.0} | 2020-12-31 | esef |
| ifrs:CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | {"amount": 4510000.0} | 2025-12-31 | esef |
| ifrs:CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | {"amount": 397000.0} | 2024-12-31 | esef |
| ifrs:CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | {"amount": 325000.0} | 2023-12-31 | esef |
| ifrs:CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | {"amount": 6063000.0} | 2021-12-31 | esef |
| ifrs:CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | {"amount": 1499000.0} | 2020-12-31 | esef |
| ifrs:CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | {"amount": 286000.0} | 2022-12-31 | esef |
| ifrs:CashAdvancesAndLoansMadeToRelatedParties | {"amount": 6063000.0} | 2021-12-31 | esef |
| ifrs:CashAdvancesAndLoansMadeToRelatedParties | {"amount": 286000.0} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 6872000.0} | 2025-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 6573000.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 6518000.0} | 2023-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 20612000.0} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 22418000.0} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 22197000.0} | 2020-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": 0.0} | 2025-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": 15608000.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": 12645000.0} | 2023-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": 0.0} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": 2000.0} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale | {"amount": 0.0} | 2020-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": -19546000.0} | 2025-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 4777000.0} | 2024-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": -751000.0} | 2023-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 3134000.0} | 2022-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 539000.0} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 4438000.0} | 2021-01-01 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 4438000.0} | 2020-12-31 | esef |
| ifrs:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition | {"amount": 4797000.0} | 2019-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 18000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 41000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 7590000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities | {"amount": 0.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -24593000.0} | 2025-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": 4097000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -25566000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -17715000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -33139000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -23442000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -16827000.0} | 2025-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -34159000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -8091000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -4407000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -4313000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -9705000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 16777000.0} | 2025-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 35823000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 33801000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 29282000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 21928000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 35216000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": 33373000.0} | 2025-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": 62594000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": 55141000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": 61339000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": 35700000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": 57708000.0} | 2022-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 55870000.0} | 2025-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 70699000.0} | 2024-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 70999000.0} | 2023-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 69027000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 47445000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 63820000.0} | 2022-12-31 | esef |
| ifrs:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | {"amount": 2653000.0} | 2025-12-31 | esef |
| ifrs:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | {"amount": 575000.0} | 2024-12-31 | esef |
| ifrs:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | {"amount": 6293000.0} | 2021-12-31 | esef |
| ifrs:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities | {"amount": 1249000.0} | 2020-12-31 | esef |
| ifrs:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToRelatedParties | {"amount": 575000.0} | 2024-12-31 | esef |
| ifrs:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToRelatedParties | {"amount": 1535000.0} | 2023-12-31 | esef |
| ifrs:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToRelatedParties | {"amount": 75000.0} | 2022-12-31 | esef |
| ifrs:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToRelatedParties | {"amount": 6293000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 17114000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 9099000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 4982000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": -10661000.0} | 2020-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 2095000.0} | 2022-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 27460000.0} | 2025-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 4250000.0} | 2025-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 6660000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 1534000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 1322000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": -2043000.0} | 2020-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToNoncontrollingInterests | {"amount": 350000.0} | 2022-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 1745000.0} | 2022-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 23210000.0} | 2025-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 10454000.0} | 2024-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 7565000.0} | 2023-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 3660000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": -8618000.0} | 2020-12-31 | esef |
| ifrs:CurrentAssets | {"amount": 114973000.0} | 2025-12-31 | esef |
| ifrs:CurrentAssets | {"amount": 267429000.0} | 2024-12-31 | esef |
| ifrs:CurrentAssets | {"amount": 270217000.0} | 2023-12-31 | esef |
| ifrs:CurrentAssets | {"amount": 111455000.0} | 2022-12-31 | esef |
| ifrs:CurrentAssets | {"amount": 114091000.0} | 2021-12-31 | esef |
| ifrs:CurrentAssets | {"amount": 121857000.0} | 2020-12-31 | esef |
| ifrs:CurrentBondsIssuedAndCurrentPortionOfNoncurrentBondsIssued | {"amount": 29418000.0} | 2025-12-31 | esef |
| ifrs:CurrentBondsIssuedAndCurrentPortionOfNoncurrentBondsIssued | {"amount": 0.0} | 2024-12-31 | esef |
| ifrs:CurrentBondsIssuedAndCurrentPortionOfNoncurrentBondsIssued | {"amount": 0.0} | 2023-12-31 | esef |
| ifrs:CurrentBondsIssuedAndCurrentPortionOfNoncurrentBondsIssued | {"amount": 40144000.0} | 2022-12-31 | esef |
| ifrs:CurrentBondsIssuedAndCurrentPortionOfNoncurrentBondsIssued | {"amount": 931000.0} | 2021-12-31 | esef |
| ifrs:CurrentBondsIssuedAndCurrentPortionOfNoncurrentBondsIssued | {"amount": 46733000.0} | 2020-12-31 | esef |
| ifrs:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings | {"amount": 0.0} | 2023-12-31 | esef |
| ifrs:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings | {"amount": 8982000.0} | 2022-12-31 | esef |