{
  "report-package": "METS-2020-12-31.zip",
  "date": "2020-12-31",
  "lei": "743700KKB8Q035K38488",
  "system": "ESEF",
  "country": "FI",
  "langs": [
    "fi"
  ],
  "report": "METS-2020-12-31/reports/METS-2020-12-31.html",
  "viewer": "METS-2020-12-31/reports/ixbrlviewer.html",
  "xbrl-json": "METS-2020-12-31.json",
  "sha256sum": "cfcc2ab88e81ec3b142372c00ea9ee7c2fbf4101197635d9195ce5afbdef51f6",
  "errors": [
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:CashFlowsFromUsedInInvestingActivities in link role https://www.metsagroup.com/role/CashFlowStatement reported sum -66,300,000 computed sum -66,200,000 context ctx-2 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:CashFlowsFromUsedInFinancingActivities in link role https://www.metsagroup.com/role/CashFlowStatement reported sum -84,400,000 computed sum -84,500,000 context ctx-1 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:CashFlowsFromUsedInFinancingActivities in link role https://www.metsagroup.com/role/CashFlowStatement reported sum -110,600,000 computed sum -110,700,000 context ctx-2 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax in link role https://www.metsagroup.com/role/ComprehensiveIncome reported sum -15,100,000 computed sum -15,200,000 context ctx-2 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:ComprehensiveIncome in link role https://www.metsagroup.com/role/ComprehensiveIncome reported sum 140,900,000 computed sum 141,000,000 context ctx-35 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:ProfitLossFromOperatingActivities in link role https://www.metsagroup.com/role/IncomeStatement reported sum 227,300,000 computed sum 227,400,000 context ctx-1 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:ProfitLossFromOperatingActivities in link role https://www.metsagroup.com/role/IncomeStatement reported sum 180,800,000 computed sum 180,900,000 context ctx-2 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:ProfitLossBeforeTax in link role https://www.metsagroup.com/role/IncomeStatement reported sum 165,600,000 computed sum 165,500,000 context ctx-2 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:ComprehensiveIncome in link role https://www.metsagroup.com/role/StatementOfChangesInEquity reported sum 140,900,000 computed sum 141,000,000 context ctx-35 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:NoncurrentAssets in link role https://www.metsagroup.com/role/StatementOfFinancialPosition reported sum 1,417,900,000 computed sum 1,418,000,000 context ctx-3 unit eur unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:Liabilities in link role https://www.metsagroup.com/role/StatementOfFinancialPosition reported sum 932,400,000 computed sum 932,500,000 context ctx-4 unit eur unreportedContributingItems none"
    }
  ],
  "added": "2021-05-18"
}