| Fact | Value | Period | Source |
|---|
| cash_and_equivalents | {"amount": 44074000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2021-12-31 | esef |
| cash_and_equivalents | {"amount": 49525000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2021-01-01 | esef |
| cash_and_equivalents | {"amount": 49525000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2020-12-31 | esef |
| cash_and_equivalents | {"amount": 54865000.0, "concept": "ifrs-full:CashAndCashEquivalents"} | 2020-01-01 | esef |
| cashflow_financing | {"amount": -4570000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2021-12-31 | esef |
| cashflow_financing | {"amount": -5353000.0, "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities"} | 2020-12-31 | esef |
| cashflow_investing | {"amount": -7000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2020-12-31 | esef |
| cashflow_investing | {"amount": -5382000.0, "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities"} | 2021-12-31 | esef |
| cashflow_operating | {"amount": 3683000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2021-12-31 | esef |
| cashflow_operating | {"amount": 3548000.0, "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities"} | 2020-12-31 | esef |
| current_assets | {"amount": 59924000.0, "concept": "ifrs-full:CurrentAssets"} | 2021-12-31 | esef |
| current_assets | {"amount": 53734000.0, "concept": "ifrs-full:CurrentAssets"} | 2020-12-31 | esef |
| current_liabilities | {"amount": 35573000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2021-12-31 | esef |
| current_liabilities | {"amount": 25520000.0, "concept": "ifrs-full:CurrentLiabilities"} | 2020-12-31 | esef |
| entity_legal_form | {"value": "E6J3", "elf_code": "E6J3"} | | gleif |
| eps_basic | {"amount": -10600.0, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2020-12-31 | esef |
| eps_basic | {"amount": 28000.0, "concept": "ifrs-full:BasicEarningsLossPerShare"} | 2021-12-31 | esef |
| eps_diluted | {"amount": 28000.0, "concept": "ifrs-full:DilutedEarningsLossPerShare"} | 2021-12-31 | esef |
| eps_diluted | {"amount": -10600.0, "concept": "ifrs-full:DilutedEarningsLossPerShare"} | 2020-12-31 | esef |
| headquarters_address | {"city": "ST PETER PORT", "region": null, "street": "1 ROYAL PLAZA ROYAL AVENUE", "country | | gleif |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 5000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForAmortisationExpense | {"amount": 5000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInInventories | {"amount": -16000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInInventories | {"amount": 451000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable | {"amount": 37000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable | {"amount": 232000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 2245000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForDepreciationExpense | {"amount": 2264000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForFinanceCosts | {"amount": 2977000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForFinanceCosts | {"amount": 4081000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForFinanceIncome | {"amount": 4422000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForFinanceIncome | {"amount": 125000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates | {"amount": -350000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty | {"amount": 1733000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty | {"amount": 1517000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment | {"amount": -134000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment | {"amount": 788000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": 1035000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncomeTaxExpense | {"amount": -332000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInTradeAccountPayable | {"amount": 1684000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForIncreaseDecreaseInTradeAccountPayable | {"amount": 830000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets | {"amount": -464000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": -23000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod | {"amount": -78000.0} | 2020-12-31 | esef |
| ifrs:AdjustmentsForUnrealisedForeignExchangeLossesGains | {"amount": -705000.0} | 2021-12-31 | esef |
| ifrs:AdjustmentsForUnrealisedForeignExchangeLossesGains | {"amount": 2028000.0} | 2020-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 6914000.0} | 2021-12-31 | esef |
| ifrs:AdministrativeExpense | {"amount": 7098000.0} | 2020-12-31 | esef |
| ifrs:Assets | {"amount": 243029000.0} | 2021-12-31 | esef |
| ifrs:Assets | {"amount": 238992000.0} | 2020-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": 28000.0} | 2021-12-31 | esef |
| ifrs:BasicEarningsLossPerShare | {"amount": -10600.0} | 2020-12-31 | esef |
| ifrs:CashAdvancesAndLoansMadeToRelatedParties | {"amount": 250000.0} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 44074000.0} | 2021-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 49525000.0} | 2021-01-01 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 49525000.0} | 2020-12-31 | esef |
| ifrs:CashAndCashEquivalents | {"amount": 54865000.0} | 2020-01-01 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -4570000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInFinancingActivities | {"amount": -5353000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -5382000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInInvestingActivities | {"amount": -7000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 3683000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperatingActivities | {"amount": 3548000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": 3647000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperations | {"amount": 3158000.0} | 2020-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 1942000.0} | 2021-12-31 | esef |
| ifrs:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital | {"amount": 1645000.0} | 2020-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": 15113000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncome | {"amount": -23000000.0} | 2020-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": 15113000.0} | 2021-12-31 | esef |
| ifrs:ComprehensiveIncomeAttributableToOwnersOfParent | {"amount": -23000000.0} | 2020-12-31 | esef |
| ifrs:CostOfSales | {"amount": 8947000.0} | 2021-12-31 | esef |
| ifrs:CostOfSales | {"amount": 9064000.0} | 2020-12-31 | esef |
| ifrs:CurrentAssets | {"amount": 59924000.0} | 2021-12-31 | esef |
| ifrs:CurrentAssets | {"amount": 53734000.0} | 2020-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 54582000.0} | 2021-12-31 | esef |
| ifrs:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 53734000.0} | 2020-12-31 | esef |
| ifrs:CurrentDerivativeFinancialLiabilities | {"amount": 65000.0} | 2021-12-31 | esef |
| ifrs:CurrentDerivativeFinancialLiabilities | {"amount": 2634000.0} | 2020-12-31 | esef |
| ifrs:CurrentLiabilities | {"amount": 35573000.0} | 2021-12-31 | esef |
| ifrs:CurrentLiabilities | {"amount": 25520000.0} | 2020-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 32930000.0} | 2021-12-31 | esef |
| ifrs:CurrentLiabilitiesOtherThanLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 25520000.0} | 2020-12-31 | esef |
| ifrs:CurrentSecuredBankLoansReceivedAndCurrentPortionOfNoncurrentSecuredBankLoansReceived | {"amount": 23530000.0} | 2021-12-31 | esef |
| ifrs:CurrentSecuredBankLoansReceivedAndCurrentPortionOfNoncurrentSecuredBankLoansReceived | {"amount": 5817000.0} | 2020-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 8044000.0} | 2021-12-31 | esef |
| ifrs:DeferredTaxAssets | {"amount": 8232000.0} | 2020-12-31 | esef |
| ifrs:DeferredTaxLiabilities | {"amount": 13348000.0} | 2021-12-31 | esef |
| ifrs:DeferredTaxLiabilities | {"amount": 12681000.0} | 2020-12-31 | esef |
| ifrs:DilutedEarningsLossPerShare | {"amount": 28000.0} | 2021-12-31 | esef |
| ifrs:DilutedEarningsLossPerShare | {"amount": -10600.0} | 2020-12-31 | esef |
| ifrs:EffectOfExchangeRateChangesOnCashAndCashEquivalents | {"amount": 818000.0} | 2021-12-31 | esef |
| ifrs:EffectOfExchangeRateChangesOnCashAndCashEquivalents | {"amount": -3528000.0} | 2020-12-31 | esef |
| ifrs:Equity | {"amount": 134656000.0} | 2021-12-31 | esef |
| ifrs:Equity | {"amount": 119543000.0} | 2020-12-31 | esef |
| ifrs:Equity | {"amount": 142543000.0} | 2020-01-01 | esef |
| ifrs:FinanceCosts | {"amount": 3233000.0} | 2021-12-31 | esef |
| ifrs:FinanceCosts | {"amount": 4234000.0} | 2020-12-31 | esef |
| ifrs:FinanceIncome | {"amount": 4441000.0} | 2021-12-31 | esef |
| ifrs:FinanceIncome | {"amount": 167000.0} | 2020-12-31 | esef |
| ifrs:GainsLossesOnExchangeDifferencesOnTranslationBeforeTax | {"amount": 358000.0} | 2021-12-31 | esef |
| ifrs:GainsLossesOnExchangeDifferencesOnTranslationBeforeTax | {"amount": -11884000.0} | 2020-12-31 | esef |
| ifrs:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss | {"amount": 546000.0} | 2021-12-31 | esef |
| ifrs:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss | {"amount": -1645000.0} | 2020-12-31 | esef |
| ifrs:GainsLossesOnFairValueAdjustmentInvestmentProperty | {"amount": 1537000.0} | 2021-12-31 | esef |
| ifrs:GainsLossesOnFairValueAdjustmentInvestmentProperty | {"amount": 1317000.0} | 2020-12-31 | esef |
| ifrs:GrossProfit | {"amount": 6523000.0} | 2021-12-31 | esef |
| ifrs:GrossProfit | {"amount": 6041000.0} | 2020-12-31 | esef |
| ifrs:IncomeTaxesPaidRefundClassifiedAsOperatingActivities | {"amount": -36000.0} | 2021-12-31 | esef |
| ifrs:IncomeTaxesPaidRefundClassifiedAsOperatingActivities | {"amount": -390000.0} | 2020-12-31 | esef |
| ifrs:IncomeTaxExpenseContinuingOperations | {"amount": 1035000.0} | 2021-12-31 | esef |
| ifrs:IncomeTaxExpenseContinuingOperations | {"amount": -332000.0} | 2020-12-31 | esef |
| ifrs:IncomeTaxRelatingToChangesInRevaluationSurplusOfOtherComprehensiveIncome | {"amount": 389000.0} | 2021-12-31 | esef |
| ifrs:IncomeTaxRelatingToChangesInRevaluationSurplusOfOtherComprehensiveIncome | {"amount": -1512000.0} | 2020-12-31 | esef |
| ifrs:IncomeTaxRelatingToExchangeDifferencesOnTranslationOfOtherComprehensiveIncome | {"amount": 20000.0} | 2021-12-31 | esef |
| ifrs:IncomeTaxRelatingToExchangeDifferencesOnTranslationOfOtherComprehensiveIncome | {"amount": -304000.0} | 2020-12-31 | esef |
| ifrs:IncreaseDecreaseInCashAndCashEquivalents | {"amount": -5451000.0} | 2021-12-31 | esef |
| ifrs:IncreaseDecreaseInCashAndCashEquivalents | {"amount": -5340000.0} | 2020-12-31 | esef |
| ifrs:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges | {"amount": -6269000.0} | 2021-12-31 | esef |
| ifrs:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges | {"amount": -1812000.0} | 2020-12-31 | esef |
| ifrs:IncreaseDecreaseInWorkingCapital | {"amount": -1705000.0} | 2021-12-31 | esef |
| ifrs:IncreaseDecreaseInWorkingCapital | {"amount": -1513000.0} | 2020-12-31 | esef |
| ifrs:IntangibleAssetsOtherThanGoodwill | {"amount": 7000.0} | 2021-12-31 | esef |
| ifrs:IntangibleAssetsOtherThanGoodwill | {"amount": 14000.0} | 2020-12-31 | esef |
| ifrs:InterestPaidClassifiedAsFinancingActivities | {"amount": 2440000.0} | 2021-12-31 | esef |
| ifrs:InterestPaidClassifiedAsFinancingActivities | {"amount": 2653000.0} | 2020-12-31 | esef |
| ifrs:InterestReceivedClassifiedAsInvestingActivities | {"amount": 50000.0} | 2020-12-31 | esef |
| ifrs:Inventories | {"amount": 2077000.0} | 2021-12-31 | esef |
| ifrs:Inventories | {"amount": 2086000.0} | 2020-12-31 | esef |
| ifrs:InvestmentAccountedForUsingEquityMethod | {"amount": 250000.0} | 2021-12-31 | esef |
| ifrs:InvestmentProperty | {"amount": 87838000.0} | 2021-12-31 | esef |
| ifrs:InvestmentProperty | {"amount": 85239000.0} | 2020-12-31 | esef |
| ifrs:IssuedCapital | {"amount": 6268000.0} | 2021-12-31 | esef |
| ifrs:IssuedCapital | {"amount": 6268000.0} | 2020-12-31 | esef |
| ifrs:Liabilities | {"amount": 108373000.0} | 2021-12-31 | esef |
| ifrs:Liabilities | {"amount": 119449000.0} | 2020-12-31 | esef |
| ifrs:LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale | {"amount": 2643000.0} | 2021-12-31 | esef |
| ifrs:NetAssetsLiabilities | {"amount": 134656000.0} | 2021-12-31 | esef |
| ifrs:NetAssetsLiabilities | {"amount": 119543000.0} | 2020-12-31 | esef |
| ifrs:NoncurrentAssets | {"amount": 183105000.0} | 2021-12-31 | esef |
| ifrs:NoncurrentAssets | {"amount": 185258000.0} | 2020-12-31 | esef |
| ifrs:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners | {"amount": 5342000.0} | 2021-12-31 | esef |
| ifrs:NoncurrentLiabilities | {"amount": 72800000.0} | 2021-12-31 | esef |
| ifrs:NoncurrentLiabilities | {"amount": 93929000.0} | 2020-12-31 | esef |
| ifrs:NoncurrentPayables | {"amount": 17916000.0} | 2021-12-31 | esef |
| ifrs:NoncurrentPayables | {"amount": 17750000.0} | 2020-12-31 | esef |
| ifrs:NoncurrentPortionOfNoncurrentSecuredBankLoansReceived | {"amount": 41536000.0} | 2021-12-31 | esef |
| ifrs:NoncurrentPortionOfNoncurrentSecuredBankLoansReceived | {"amount": 63498000.0} | 2020-12-31 | esef |
| ifrs:OtherAdjustmentsForWhichCashEffectsAreInvestingOrFinancingCashFlow | {"amount": -300000.0} | 2020-12-31 | esef |
| ifrs:OtherComprehensiveIncome | {"amount": 1998000.0} | 2021-12-31 | esef |
| ifrs:OtherComprehensiveIncome | {"amount": -18025000.0} | 2020-12-31 | esef |
| ifrs:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRevaluation | {"amount": 2049000.0} | 2021-12-31 | esef |
| ifrs:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRevaluation | {"amount": -7957000.0} | 2020-12-31 | esef |
| ifrs:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax | {"amount": 338000.0} | 2021-12-31 | esef |
| ifrs:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax | {"amount": -11580000.0} | 2020-12-31 | esef |
| ifrs:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax | {"amount": 1660000.0} | 2021-12-31 | esef |
| ifrs:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax | {"amount": -6445000.0} | 2020-12-31 | esef |
| ifrs:OtherCurrentFinancialAssets | {"amount": 6714000.0} | 2021-12-31 | esef |
| ifrs:OtherExpenseByFunction | {"amount": 203000.0} | 2021-12-31 | esef |
| ifrs:OtherExpenseByFunction | {"amount": 857000.0} | 2020-12-31 | esef |
| ifrs:OtherIncome | {"amount": 11476000.0} | 2021-12-31 | esef |
| ifrs:OtherIncome | {"amount": 1080000.0} | 2020-12-31 | esef |
| ifrs:OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities | {"amount": 1200000.0} | 2021-12-31 | esef |
| ifrs:OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities | {"amount": 300000.0} | 2020-12-31 | esef |
| ifrs:OtherReserves | {"amount": 194817000.0} | 2021-12-31 | esef |
| ifrs:OtherReserves | {"amount": 194817000.0} | 2020-12-31 | esef |
| ifrs:PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities | {"amount": 708000.0} | 2021-12-31 | esef |
| ifrs:PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities | {"amount": 74000.0} | 2020-12-31 | esef |
| ifrs:ProceedsFromNoncurrentBorrowings | {"amount": 1506000.0} | 2021-12-31 | esef |
| ifrs:ProceedsFromOtherLongtermAssetsClassifiedAsInvestingActivities | {"amount": 350000.0} | 2020-12-31 | esef |
| ifrs:ProceedsFromSalesOfInvestmentProperty | {"amount": 739000.0} | 2021-12-31 | esef |
| ifrs:ProceedsFromSalesOrMaturityOfFinancialInstrumentsClassifiedAsInvestingActivities | {"amount": 3472000.0} | 2021-12-31 | esef |
| ifrs:ProfitLoss | {"amount": 13115000.0} | 2021-12-31 | esef |
| ifrs:ProfitLoss | {"amount": -4975000.0} | 2020-12-31 | esef |
| ifrs:ProfitLossAttributableToOwnersOfParent | {"amount": 13115000.0} | 2021-12-31 | esef |
| ifrs:ProfitLossAttributableToOwnersOfParent | {"amount": -4975000.0} | 2020-12-31 | esef |
| ifrs:ProfitLossBeforeTax | {"amount": 14150000.0} | 2021-12-31 | esef |
| ifrs:ProfitLossBeforeTax | {"amount": -5307000.0} | 2020-12-31 | esef |
| ifrs:ProfitLossFromOperatingActivities | {"amount": 12419000.0} | 2021-12-31 | esef |
| ifrs:ProfitLossFromOperatingActivities | {"amount": 483000.0} | 2020-12-31 | esef |
| ifrs:PropertyPlantAndEquipment | {"amount": 86966000.0} | 2021-12-31 | esef |
| ifrs:PropertyPlantAndEquipment | {"amount": 91773000.0} | 2020-12-31 | esef |
| ifrs:PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities | {"amount": 9452000.0} | 2021-12-31 | esef |
| ifrs:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities | {"amount": 1000.0} | 2020-12-31 | esef |
| ifrs:PurchaseOfInvestmentProperty | {"amount": 1048000.0} | 2021-12-31 | esef |
| ifrs:PurchaseOfInvestmentProperty | {"amount": 584000.0} | 2020-12-31 | esef |
| ifrs:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities | {"amount": 43000.0} | 2021-12-31 | esef |
| ifrs:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities | {"amount": 122000.0} | 2020-12-31 | esef |
| ifrs:RepaymentsOfBorrowingsClassifiedAsFinancingActivities | {"amount": 2928000.0} | 2021-12-31 | esef |
| ifrs:RepaymentsOfBorrowingsClassifiedAsFinancingActivities | {"amount": 2626000.0} | 2020-12-31 | esef |
| ifrs:ReserveOfExchangeDifferencesOnTranslation | {"amount": -19210000.0} | 2021-12-31 | esef |
| ifrs:ReserveOfExchangeDifferencesOnTranslation | {"amount": -19548000.0} | 2020-12-31 | esef |
| ifrs:RetainedEarnings | {"amount": -82454000.0} | 2021-12-31 | esef |
| ifrs:RetainedEarnings | {"amount": -95569000.0} | 2020-12-31 | esef |
| ifrs:RevaluationSurplus | {"amount": 35235000.0} | 2021-12-31 | esef |
| ifrs:RevaluationSurplus | {"amount": 33575000.0} | 2020-12-31 | esef |
| ifrs:Revenue | {"amount": 15470000.0} | 2021-12-31 | esef |
| ifrs:Revenue | {"amount": 15105000.0} | 2020-12-31 | esef |
| ifrs:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod | {"amount": -23000.0} | 2021-12-31 | esef |
| ifrs:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod | {"amount": -78000.0} | 2020-12-31 | esef |