{
  "report-package": "gtt-2021-12-31-fr.zip",
  "date": "2021-12-31",
  "lei": "969500BVOHVZUUFWDT54",
  "system": "ESEF",
  "country": "FR",
  "langs": [],
  "report": "gtt-2021-12-31-fr/reports/969500bvohvzuufwdt54-2021-12-31.html",
  "viewer": "gtt-2021-12-31-fr/reports/ixbrlviewer.html",
  "xbrl-json": "969500bvohvzuufwdt54-2021-12-31.json",
  "sha256sum": "e638f1445d29a0765da45656085be953eba4645cbdf08b8c13be7c4bbf947834",
  "errors": [
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:CurrentLiabilities in link role http://www.esma.europa.eu/xbrl/role/all/ias_1_role-210000 reported sum 100,042,000 computed sum 100,043,000 context C3 unit EUR unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:EquityAndLiabilities in link role http://www.esma.europa.eu/xbrl/role/all/ias_1_role-210000 reported sum 364,854,000 computed sum 364,855,000 context C3 unit EUR unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:RevenueAndOperatingIncome in link role http://www.esma.europa.eu/xbrl/role/all/ias_1_role-320000 reported sum 396,881,000 computed sum 396,880,000 context C1 unit EUR unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:RevenueAndOperatingIncome in link role http://www.esma.europa.eu/xbrl/role/all/ias_1_role-320000 reported sum 315,851,000 computed sum 315,852,000 context C2 unit EUR unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:CashFlowsFromUsedInFinancingActivities in link role http://www.esma.europa.eu/xbrl/role/all/ias_7_role-520000 reported sum -157,284,000 computed sum -157,285,000 context C1 unit EUR unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:CashFlowsFromUsedInInvestingActivities in link role http://www.esma.europa.eu/xbrl/role/all/ias_7_role-520000 reported sum -23,178,000 computed sum -23,179,000 context C1 unit EUR unreportedContributingItems ifrs-full:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities, ifrs-full:ProceedsFromDisposalsOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:CashFlowsFromUsedInInvestingActivities in link role http://www.esma.europa.eu/xbrl/role/all/ias_7_role-520000 reported sum -33,272,000 computed sum -33,271,000 context C2 unit EUR unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:CashFlowsFromUsedInOperatingActivities in link role http://www.esma.europa.eu/xbrl/role/all/ias_7_role-520000 reported sum 153,633,000 computed sum 153,634,000 context C1 unit EUR unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital in link role http://www.esma.europa.eu/xbrl/role/all/ias_7_role-520000 reported sum 179,239,000 computed sum 179,238,000 context C2 unit EUR unreportedContributingItems none"
    },
    {
      "sev": "INCONSISTENCY",
      "code": "xbrl.5.2.5.2:calcInconsistency",
      "msg": "Calculation inconsistent from ifrs-full:IncreaseDecreaseInCashAndCashEquivalents in link role http://www.esma.europa.eu/xbrl/role/all/ias_7_role-520000 reported sum -27,274,000 computed sum -27,273,000 context C1 unit EUR unreportedContributingItems none"
    },
    {
      "sev": "WARNING",
      "code": "message:man_ExplanationOfChangeInNameOfReportingEntityOrOtherMeansOfIdentificationFromEndOfPrecedingReportingPeriod",
      "msg": "missingMandatoryMarkups: According to the Regulatory Technical Standards on European Single Electronic Format, the element \"Explanation of change in name of reporting entity or other means of identification from end of preceding reporting period\" is part of the mandatory list of tags that must be applied if corresponding information is present in a report. Please make sure that you applied this tag in your report."
    },
    {
      "sev": "WARNING",
      "code": "message:positive",
      "msg": "Reported value is below 0"
    },
    {
      "sev": "WARNING",
      "code": "message:positive",
      "msg": "Reported value is below 0"
    },
    {
      "sev": "WARNING",
      "code": "message:positive",
      "msg": "Reported value is below 0"
    }
  ],
  "added": "2022-04-26"
}