{
  "report-package": "549300P50MFNOHG4U221-2021-12-31-en.zip",
  "date": "2021-12-31",
  "lei": "549300P50MFNOHG4U221",
  "system": "ESEF",
  "country": "GR",
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      "sev": "INCONSISTENCY",
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      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:CashFlowsFromUsedInOperatingActivities in link role http://cenergyholdings.com/role/CashFlow reported sum 158,575,000 computed sum 158,576,000 context ctx-4 unit eur unreportedContributingItems none"
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    },
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      "sev": "INCONSISTENCY",
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      "sev": "INCONSISTENCY",
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      "sev": "INCONSISTENCY",
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      "msg": "Calculation inconsistent from ifrs-full:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax in link role http://cenergyholdings.com/role/ComprehensiveIncome reported sum -5,150,000 computed sum -5,151,000 context ctx-4 unit eur unreportedContributingItems none"
    },
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      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:OtherComprehensiveIncome in link role http://cenergyholdings.com/role/ComprehensiveIncome reported sum 576,000 computed sum 575,000 context ctx-3 unit eur unreportedContributingItems none"
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    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:ComprehensiveIncome in link role http://cenergyholdings.com/role/ComprehensiveIncome reported sum 1,000 computed sum 0 context ctx-24 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:ComprehensiveIncome in link role http://cenergyholdings.com/role/ComprehensiveIncome reported sum 24,712,000 computed sum 24,713,000 context ctx-45 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:ComprehensiveIncome in link role http://cenergyholdings.com/role/ComprehensiveIncome reported sum 22,654,000 computed sum 22,655,000 context ctx-3 unit eur unreportedContributingItems none"
    },
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      "sev": "INCONSISTENCY",
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      "sev": "INCONSISTENCY",
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      "sev": "INCONSISTENCY",
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      "msg": "Calculation inconsistent from ifrs-full:NoncurrentLiabilities in link role http://cenergyholdings.com/role/FinancialPosition reported sum 244,017,000 computed sum 244,018,000 context ctx-1 unit eur unreportedContributingItems none"
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    {
      "sev": "INCONSISTENCY",
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      "sev": "INCONSISTENCY",
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      "sev": "INCONSISTENCY",
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      "msg": "Calculation inconsistent from ifrs-full:ProfitLoss in link role http://cenergyholdings.com/role/IncomeStatement reported sum 24,922,000 computed sum 24,921,000 context ctx-4 unit eur unreportedContributingItems none"
    },
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      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:ProfitLoss in link role http://cenergyholdings.com/role/IncomeStatement2 reported sum 22,079,000 computed sum 22,078,000 context ctx-3 unit eur unreportedContributingItems none"
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      "sev": "WARNING",
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      "msg": "man_ExplanationOfChangeInNameOfReportingEntityOrOtherMeansOfIdentificationFromEndOfPrecedingReportingPeriod"
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}