{
 "documentInfo": {
  "documentType": "https://xbrl.org/2021/xbrl-json",
  "features": {
   "xbrl:canonicalValues": true
  },
  "namespaces": {
   "SES": "http://sesa.it/2022-04-30",
   "ifrs-full": "http://xbrl.ifrs.org/taxonomy/2020-03-16/ifrs-full",
   "iso4217": "http://www.xbrl.org/2003/iso4217",
   "scheme": "http://standards.iso.org/iso/17442",
   "xbrl": "https://xbrl.org/2021",
   "xbrli": "http://www.xbrl.org/2003/instance"
  },
  "taxonomy": [
   "http://sesa.it/2022-04-30/81560005C031D4E76707-2022-04-30.xsd"
  ]
 },
 "facts": {
  "f1953": {
   "value": "SpA",
   "dimensions": {
    "concept": "ifrs-full:LegalFormOfEntity",
    "language": "it",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00"
   }
  },
  "f27657": {
   "value": "2362603000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Revenue",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27660": {
   "value": "2022454000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Revenue",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27666": {
   "value": "27220000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27669": {
   "value": "14769000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27675": {
   "value": "1818391000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:RawMaterialsAndConsumablesUsed",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27678": {
   "value": "1590272000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:RawMaterialsAndConsumablesUsed",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27684": {
   "value": "203805000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:RentalExpenseAndServicesExpense",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27687": {
   "value": "157031000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:RentalExpenseAndServicesExpense",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27694": {
   "value": "197673000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:EmployeeBenefitsExpense",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27697": {
   "value": "162972000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:EmployeeBenefitsExpense",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27703": {
   "value": "14053000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherExpenseByNature",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27706": {
   "value": "10463000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherExpenseByNature",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27712": {
   "value": "41706000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DepreciationAndAmortisationExpense",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27715": {
   "value": "32483000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DepreciationAndAmortisationExpense",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27719": {
   "value": "114195000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossFromOperatingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27722": {
   "value": "84002000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossFromOperatingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27728": {
   "value": "1744000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27731": {
   "value": "2345000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27737": {
   "value": "9054000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:FinanceIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27740": {
   "value": "8578000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:FinanceIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27746": {
   "value": "15910000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:FinanceCosts",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27749": {
   "value": "14099000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:FinanceCosts",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27753": {
   "value": "109083000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossBeforeTax",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27756": {
   "value": "80826000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossBeforeTax",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27762": {
   "value": "30464000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxExpenseContinuingOperations",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27765": {
   "value": "24040000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxExpenseContinuingOperations",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27770": {
   "value": "78619000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27773": {
   "value": "56786000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27778": {
   "value": "5100000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossAttributableToNoncontrollingInterests",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27781": {
   "value": "4514000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossAttributableToNoncontrollingInterests",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27786": {
   "value": "73519000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossAttributableToOwnersOfParent",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27789": {
   "value": "52272000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossAttributableToOwnersOfParent",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27795": {
   "value": "4.76",
   "decimals": 2,
   "dimensions": {
    "concept": "ifrs-full:BasicEarningsLossPerShare",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR/xbrli:shares"
   }
  },
  "f27798": {
   "value": "3.39",
   "decimals": 2,
   "dimensions": {
    "concept": "ifrs-full:BasicEarningsLossPerShare",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR/xbrli:shares"
   }
  },
  "f27804": {
   "value": "4.74",
   "decimals": 2,
   "dimensions": {
    "concept": "ifrs-full:DilutedEarningsLossPerShare",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR/xbrli:shares"
   }
  },
  "f27807": {
   "value": "3.37",
   "decimals": 2,
   "dimensions": {
    "concept": "ifrs-full:DilutedEarningsLossPerShare",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR/xbrli:shares"
   }
  },
  "f27821": {
   "value": "78619000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27824": {
   "value": "56786000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27832": {
   "value": "2213000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27835": {
   "value": "216000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27841": {
   "value": "562000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27844": {
   "value": "51000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27848": {
   "value": "80270000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27851": {
   "value": "56951000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27856": {
   "value": "5313000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27860": {
   "value": "4538000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27865": {
   "value": "74957000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27868": {
   "value": "52413000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27909": {
   "value": "228280000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IntangibleAssetsAndGoodwill",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27912": {
   "value": "142826000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IntangibleAssetsAndGoodwill",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27917": {
   "value": "57401000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:RightofuseAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27920": {
   "value": "55220000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:RightofuseAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27926": {
   "value": "54542000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PropertyPlantAndEquipment",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27930": {
   "value": "44722000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PropertyPlantAndEquipment",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27936": {
   "value": "290000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:InvestmentProperty",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27939": {
   "value": "290000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:InvestmentProperty",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27945": {
   "value": "14593000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:InvestmentAccountedForUsingEquityMethod",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27948": {
   "value": "13850000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:InvestmentAccountedForUsingEquityMethod",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27954": {
   "value": "15910000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DeferredTaxAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27957": {
   "value": "12987000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DeferredTaxAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27962": {
   "value": "16655000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:OtherNonCurrentReceivablesAndOtherNonCurrentAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27965": {
   "value": "14644000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:OtherNonCurrentReceivablesAndOtherNonCurrentAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27970": {
   "value": "387671000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:NoncurrentAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27973": {
   "value": "284539000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:NoncurrentAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27978": {
   "value": "144034000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Inventories",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27982": {
   "value": "86920000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Inventories",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27988": {
   "value": "434579000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentTradeReceivables",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27991": {
   "value": "355781000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentTradeReceivables",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27995": {
   "value": "6651000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentTaxAssetsCurrent",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f27998": {
   "value": "6001000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentTaxAssetsCurrent",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28004": {
   "value": "86718000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:OtherCurrentReceivablesAndOtherCurrentAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28007": {
   "value": "57634000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:OtherCurrentReceivablesAndOtherCurrentAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28013": {
   "value": "496311000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashAndCashEquivalents",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28017": {
   "value": "426665000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashAndCashEquivalents",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28022": {
   "value": "1168293000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28025": {
   "value": "933001000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28030": {
   "value": "1555964000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Assets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28033": {
   "value": "1217540000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Assets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28038": {
   "value": "37127000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IssuedCapital",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28041": {
   "value": "37127000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IssuedCapital",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28045": {
   "value": "33144000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:SharePremium",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28048": {
   "value": "33144000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:SharePremium",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28053": {
   "value": "-44978000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherReserves",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28056": {
   "value": "-19421000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherReserves",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28061": {
   "value": "290148000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:RetainedEarnings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28064": {
   "value": "227776000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:RetainedEarnings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28070": {
   "value": "315441000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:EquityAttributableToOwnersOfParent",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28073": {
   "value": "278626000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:EquityAttributableToOwnersOfParent",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28078": {
   "value": "19718000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:NoncontrollingInterests",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28081": {
   "value": "18729000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:NoncontrollingInterests",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28088": {
   "value": "335159000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28091": {
   "value": "297355000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28097": {
   "value": "123559000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:LongtermBorrowings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28100": {
   "value": "128554000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:LongtermBorrowings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28104": {
   "value": "33849000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:NoncurrentLeaseLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28108": {
   "value": "33626000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:NoncurrentLeaseLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28113": {
   "value": "76808000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:NonCurrentFinancialLiabilitiesAndCommitmentsForPurchaseOfSharesFromNonControllingInterests",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28116": {
   "value": "47838000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:NonCurrentFinancialLiabilitiesAndCommitmentsForPurchaseOfSharesFromNonControllingInterests",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28121": {
   "value": "44379000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:NoncurrentProvisionsForEmployeeBenefits",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28124": {
   "value": "40897000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:NoncurrentProvisionsForEmployeeBenefits",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28130": {
   "value": "4240000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherLongtermProvisions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28133": {
   "value": "2284000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherLongtermProvisions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28138": {
   "value": "63333000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DeferredTaxLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28142": {
   "value": "35989000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DeferredTaxLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28147": {
   "value": "346168000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:NoncurrentLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28150": {
   "value": "289188000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:NoncurrentLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28156": {
   "value": "130054000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ShorttermBorrowings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28159": {
   "value": "100994000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ShorttermBorrowings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28163": {
   "value": "11084000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentLeaseLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28167": {
   "value": "10245000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentLeaseLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28172": {
   "value": "31589000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:CurrentFinancialLiabilitiesAndCommitmentsForPurchaseOfSharesFromNonControllingInterests",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28175": {
   "value": "10967000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:CurrentFinancialLiabilitiesAndCommitmentsForPurchaseOfSharesFromNonControllingInterests",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28180": {
   "value": "525879000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28183": {
   "value": "366101000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28188": {
   "value": "10940000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentTaxLiabilitiesCurrent",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28191": {
   "value": "7403000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentTaxLiabilitiesCurrent",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28197": {
   "value": "165091000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherCurrentLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28200": {
   "value": "135287000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherCurrentLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28205": {
   "value": "874637000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28208": {
   "value": "630997000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CurrentLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28213": {
   "value": "1220805000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Liabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28216": {
   "value": "920185000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Liabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28221": {
   "value": "1555964000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:EquityAndLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28224": {
   "value": "1217540000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:EquityAndLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28259": {
   "value": "109083000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossBeforeTax",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28262": {
   "value": "80826000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossBeforeTax",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28269": {
   "value": "41706000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28272": {
   "value": "32483000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28278": {
   "value": "12235000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:AdjustmentsForIncreaseInProvisions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28281": {
   "value": "10411000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:AdjustmentsForIncreaseInProvisions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28287": {
   "value": "-3344000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForFinanceIncomeCost",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28290": {
   "value": "-3309000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForFinanceIncomeCost",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28296": {
   "value": "1743000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28299": {
   "value": "2345000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28304": {
   "value": "829000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherAdjustmentsForNoncashItems",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28307": {
   "value": "2403000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherAdjustmentsForNoncashItems",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28312": {
   "value": "165454000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28315": {
   "value": "127087000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28322": {
   "value": "-50042000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForDecreaseIncreaseInInventories",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28325": {
   "value": "6149000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForDecreaseIncreaseInInventories",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28332": {
   "value": "-46860000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28335": {
   "value": "55692000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28340": {
   "value": "120232000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAccountPayable",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28344": {
   "value": "-28727000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAccountPayable",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28351": {
   "value": "-9960000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForDecreaseIncreaseInOtherAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28354": {
   "value": "-2231000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForDecreaseIncreaseInOtherAssets",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28361": {
   "value": "868000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForIncreaseDecreaseInOtherLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28364": {
   "value": "19168000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForIncreaseDecreaseInOtherLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28370": {
   "value": "2152000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:AdjustmentsForDecreaseInOtherProvisions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28373": {
   "value": "785000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:AdjustmentsForDecreaseInOtherProvisions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28378": {
   "value": "-2538000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28381": {
   "value": "-1769000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28388": {
   "value": "-5217000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForDeferredTaxExpense",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28391": {
   "value": "-3373000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:AdjustmentsForDeferredTaxExpense",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28396": {
   "value": "2600000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:AdjustmentsForDecreaseIncreaseInCurrentTaxAssetsAndAdjustmentsForIncreaseDecreaseInCurrentTaxLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28400": {
   "value": "977000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:AdjustmentsForDecreaseIncreaseInCurrentTaxAssetsAndAdjustmentsForIncreaseDecreaseInCurrentTaxLiabilities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28406": {
   "value": "4449000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:InterestPaidClassifiedAsOperatingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28409": {
   "value": "4009000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:InterestPaidClassifiedAsOperatingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28414": {
   "value": "22460000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxesPaidClassifiedAsOperatingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28417": {
   "value": "20291000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxesPaidClassifiedAsOperatingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28421": {
   "value": "145476000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28424": {
   "value": "147888000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28430": {
   "value": "25381000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28433": {
   "value": "10322000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28439": {
   "value": "18525000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28442": {
   "value": "17072000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28448": {
   "value": "6973000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28451": {
   "value": "9927000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28457": {
   "value": "296000",
   "decimals": -3,
   "dimensions": {
    "concept": "SES:ProceedsFromSalesOfPropertyPlantAndEquipmentAndProceedsFromSalesOfIntangibleAssetsClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28463": {
   "value": "810000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfInterestsInAssociates",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28466": {
   "value": "28000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfInterestsInAssociates",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28472": {
   "value": "1181000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28475": {
   "value": "1812000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28481": {
   "value": "-163000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProceedsFromSalesOfInvestmentsOtherThanInvestmentsAccountedForUsingEquityMethod",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28486": {
   "value": "1367000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsReceivedClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28489": {
   "value": "690000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsReceivedClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28495": {
   "value": "588000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:InterestReceivedClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28498": {
   "value": "581000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:InterestReceivedClassifiedAsInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28502": {
   "value": "-50915000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28505": {
   "value": "-37757000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28511": {
   "value": "80650000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProceedsFromNoncurrentBorrowings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28514": {
   "value": "65917000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProceedsFromNoncurrentBorrowings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28520": {
   "value": "89416000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:RepaymentsOfNoncurrentBorrowings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28523": {
   "value": "76202000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:RepaymentsOfNoncurrentBorrowings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28529": {
   "value": "18289000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInIncreaseDecreaseInCurrentBorrowings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28532": {
   "value": "-26947000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInIncreaseDecreaseInCurrentBorrowings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28536": {
   "value": "13555000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28539": {
   "value": "11561000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28543": {
   "value": "-236000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28546": {
   "value": "478000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28552": {
   "value": "6005000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PaymentsToAcquireOrRedeemEntitysShares",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28555": {
   "value": "3107000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PaymentsToAcquireOrRedeemEntitysShares",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28561": {
   "value": "14642000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaidClassifiedAsFinancingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28564": {
   "value": "510000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaidClassifiedAsFinancingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28569": {
   "value": "-24915000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28572": {
   "value": "-51932000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28577": {
   "value": "69646000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseInCashAndCashEquivalents",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28580": {
   "value": "58199000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseInCashAndCashEquivalents",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28584": {
   "value": "426665000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashAndCashEquivalents",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28588": {
   "value": "368466000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashAndCashEquivalents",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28593": {
   "value": "496311000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashAndCashEquivalents",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28596": {
   "value": "426665000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:CashAndCashEquivalents",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28646": {
   "value": "37127000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:IssuedCapitalMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28649": {
   "value": "33144000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:SharePremiumMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28652": {
   "value": "-17763000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28655": {
   "value": "183884000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28658": {
   "value": "236392000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28661": {
   "value": "17467000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28664": {
   "value": "253859000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28672": {
   "value": "52272000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28675": {
   "value": "52272000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28678": {
   "value": "4514000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28682": {
   "value": "56786000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28686": {
   "value": "185000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28689": {
   "value": "185000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28693": {
   "value": "31000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28696": {
   "value": "216000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28704": {
   "value": "44000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28709": {
   "value": "44000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28712": {
   "value": "7000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28715": {
   "value": "51000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28721": {
   "value": "141000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28725": {
   "value": "52272000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28728": {
   "value": "52413000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28732": {
   "value": "4538000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28735": {
   "value": "56951000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28743": {
   "value": "3108000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfTreasuryShares",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28748": {
   "value": "3108000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfTreasuryShares",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28753": {
   "value": "3108000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfTreasuryShares",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28765": {
   "value": "510000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaid",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28768": {
   "value": "510000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaid",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28776": {
   "value": "3257000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28781": {
   "value": "3257000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28786": {
   "value": "3257000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28792": {
   "value": "11100000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughAppropriationOfRetainedEarnings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28796": {
   "value": "-11100000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughAppropriationOfRetainedEarnings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28809": {
   "value": "-13048000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28812": {
   "value": "2720000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28815": {
   "value": "-10328000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28818": {
   "value": "-2766000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28821": {
   "value": "-13094000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2020-05-01T00:00:00/2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28825": {
   "value": "37127000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:IssuedCapitalMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28828": {
   "value": "33144000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:SharePremiumMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28831": {
   "value": "-19421000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28834": {
   "value": "227776000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28837": {
   "value": "278626000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28840": {
   "value": "18729000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28843": {
   "value": "297355000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28848": {
   "value": "73519000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28851": {
   "value": "73519000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28854": {
   "value": "5100000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28858": {
   "value": "78619000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28866": {
   "value": "1929000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28871": {
   "value": "1929000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28874": {
   "value": "284000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28877": {
   "value": "2213000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28885": {
   "value": "491000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28890": {
   "value": "491000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28893": {
   "value": "71000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28896": {
   "value": "562000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28904": {
   "value": "1438000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28907": {
   "value": "73519000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28910": {
   "value": "74957000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28913": {
   "value": "5313000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28917": {
   "value": "80270000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28925": {
   "value": "6005000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfTreasuryShares",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28930": {
   "value": "6005000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfTreasuryShares",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28935": {
   "value": "6005000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:PurchaseOfTreasuryShares",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28944": {
   "value": "2122000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaid",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28947": {
   "value": "11046000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaid",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28950": {
   "value": "13168000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaid",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28953": {
   "value": "1474000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaid",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28956": {
   "value": "14642000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaid",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28963": {
   "value": "4312000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28967": {
   "value": "4312000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28971": {
   "value": "4312000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f28977": {
   "value": "581000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughAppropriationOfRetainedEarnings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28980": {
   "value": "-581000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughAppropriationOfRetainedEarnings",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28991": {
   "value": "-23761000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28994": {
   "value": "480000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f28997": {
   "value": "-23281000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f29000": {
   "value": "-2850000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f29003": {
   "value": "-26131000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesEquity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f29007": {
   "value": "37127000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:IssuedCapitalMember",
    "unit": "iso4217:EUR"
   }
  },
  "f29010": {
   "value": "33144000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:SharePremiumMember",
    "unit": "iso4217:EUR"
   }
  },
  "f29013": {
   "value": "-44978000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:OtherReservesMember",
    "unit": "iso4217:EUR"
   }
  },
  "f29016": {
   "value": "290148000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f29019": {
   "value": "315441000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:EquityAttributableToOwnersOfParentMember",
    "unit": "iso4217:EUR"
   }
  },
  "f29022": {
   "value": "19718000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:EUR"
   }
  },
  "f29025": {
   "value": "335159000",
   "decimals": -3,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2022-05-01T00:00:00",
    "unit": "iso4217:EUR"
   }
  },
  "f54224": {
   "value": "Sesa SpA.",
   "dimensions": {
    "concept": "ifrs-full:NameOfReportingEntityOrOtherMeansOfIdentification",
    "language": "it",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00"
   }
  },
  "f54225": {
   "value": "Empoli",
   "dimensions": {
    "concept": "ifrs-full:DomicileOfEntity",
    "language": "it",
    "entity": "scheme:81560005C031D4E76707",
    "period": "2021-05-01T00:00:00/2022-05-01T00:00:00"
   }
  }
 }
}