{
 "documentInfo": {
  "documentType": "https://xbrl.org/2021/xbrl-json",
  "features": {
   "xbrl:canonicalValues": true
  },
  "namespaces": {
   "dnbbankasa": "http://dnbbankasa.com/xbrl/2021",
   "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://dnbbankasa.com/xbrl/2021/dnbbankasa-2021-12-31.xsd"
  ]
 },
 "facts": {
  "fact-6": {
   "value": "43997000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestIncomeForFinancialAssetsMeasuredAtAmortisedCost",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-7": {
   "value": "50660000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestIncomeForFinancialAssetsMeasuredAtAmortisedCost",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-8": {
   "value": "2890000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestIncomeOnOtherFinancialAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-9": {
   "value": "4636000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestIncomeOnOtherFinancialAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-10": {
   "value": "4693000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestExpenseForFinancialLiabilitiesNotAtFairValueThroughProfitOrLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-11": {
   "value": "11511000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestExpenseForFinancialLiabilitiesNotAtFairValueThroughProfitOrLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-12": {
   "value": "3504000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestExpenseOnOtherFinancialLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-13": {
   "value": "5161000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestExpenseOnOtherFinancialLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-14": {
   "value": "38690000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestRevenueExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-15": {
   "value": "38623000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestRevenueExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-16": {
   "value": "14992000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:FeeAndCommissionIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-17": {
   "value": "13289000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:FeeAndCommissionIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-18": {
   "value": "3981000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:FeeAndCommissionExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-19": {
   "value": "3789000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:FeeAndCommissionExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-20": {
   "value": "3621000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetGainsOnFinancialInstrumentsAtFairValue",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-21": {
   "value": "5902000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetGainsOnFinancialInstrumentsAtFairValue",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-22": {
   "value": "581000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetFinancialResultLifeInsurance",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-23": {
   "value": "418000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetFinancialResultLifeInsurance",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-24": {
   "value": "210000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetRiskResultLifeInsurance",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-25": {
   "value": "241000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetRiskResultLifeInsurance",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-26": {
   "value": "524000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-27": {
   "value": "402000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-28": {
   "value": "91000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetGainsOnInvestmentProperties",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-29": {
   "value": "-61000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetGainsOnInvestmentProperties",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-30": {
   "value": "1188000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-31": {
   "value": "1373000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-32": {
   "value": "17225000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetOtherOperatingIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-33": {
   "value": "17776000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetOtherOperatingIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-34": {
   "value": "55915000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:RevenueAndOperatingIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-35": {
   "value": "56399000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:RevenueAndOperatingIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-36": {
   "value": "13826000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:EmployeeBenefitsExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-37": {
   "value": "12873000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:EmployeeBenefitsExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-38": {
   "value": "6845000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:GeneralAndAdministrativeExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-39": {
   "value": "7208000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:GeneralAndAdministrativeExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-40": {
   "value": "3363000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DepreciationAndAmortisationExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-41": {
   "value": "3320000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DepreciationAndAmortisationExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-42": {
   "value": "24034000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OperatingExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-43": {
   "value": "23401000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OperatingExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-44": {
   "value": "31881000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PreTaxOperatingProfitBeforeImpairment",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-45": {
   "value": "32998000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PreTaxOperatingProfitBeforeImpairment",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-46": {
   "value": "-82000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetGainsOnFixedAndIntangibleAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-47": {
   "value": "767000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetGainsOnFixedAndIntangibleAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-48": {
   "value": "-868000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-49": {
   "value": "9918000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-50": {
   "value": "32667000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossBeforeTax",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-51": {
   "value": "23847000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossBeforeTax",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-52": {
   "value": "7462000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxExpenseContinuingOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-53": {
   "value": "4229000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxExpenseContinuingOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-54": {
   "value": "150000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossFromDiscontinuedOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-55": {
   "value": "221000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossFromDiscontinuedOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-56": {
   "value": "25355000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-57": {
   "value": "19840000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-58": {
   "value": "24407000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossAttributableToOwnersOfParent",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-59": {
   "value": "18712000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossAttributableToOwnersOfParent",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-60": {
   "value": "26000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossAttributableToNoncontrollingInterests",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-61": {
   "value": "-15000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLossAttributableToNoncontrollingInterests",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-62": {
   "value": "922000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PortionAttributableToAdditionalTier1CapitalHolders",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-63": {
   "value": "1143000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PortionAttributableToAdditionalTier1CapitalHolders",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-64": {
   "value": "15740000",
   "decimals": 4,
   "dimensions": {
    "concept": "ifrs-full:BasicAndDilutedEarningsLossPerShare",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK/xbrli:shares"
   }
  },
  "fact-65": {
   "value": "12040000",
   "decimals": 4,
   "dimensions": {
    "concept": "ifrs-full:BasicAndDilutedEarningsLossPerShare",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK/xbrli:shares"
   }
  },
  "fact-66": {
   "value": "25355000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-67": {
   "value": "19840000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-68": {
   "value": "-183000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-69": {
   "value": "-324000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-70": {
   "value": "212000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRevaluation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-71": {
   "value": "578000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRevaluation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-72": {
   "value": "-193000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:ItemsAllocatedToCustomersLifeInsurance",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-73": {
   "value": "-578000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:ItemsAllocatedToCustomersLifeInsurance",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-74": {
   "value": "29000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-75": {
   "value": "33000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-76": {
   "value": "-41000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-77": {
   "value": "-72000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-78": {
   "value": "-93000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-79": {
   "value": "-218000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-80": {
   "value": "-1018000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-81": {
   "value": "3519000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-82": {
   "value": "680000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxHedgesOfNetInvestmentsInForeignOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-83": {
   "value": "-3246000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxHedgesOfNetInvestmentsInForeignOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-84": {
   "value": "-101000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-85": {
   "value": "103000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-86": {
   "value": "148000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-87": {
   "value": "-786000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-88": {
   "value": "-587000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-89": {
   "value": "1161000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-90": {
   "value": "-681000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-91": {
   "value": "943000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-92": {
   "value": "24674000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-93": {
   "value": "20783000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-94": {
   "value": "296727000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashAndBankBalancesAtCentralBanks",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-95": {
   "value": "283526000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashAndBankBalancesAtCentralBanks",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-96": {
   "value": "44959000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:LoansAndAdvancesToBanks",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-97": {
   "value": "78466000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:LoansAndAdvancesToBanks",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-98": {
   "value": "1744922000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:LoansAndAdvancesToCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-99": {
   "value": "1693811000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:LoansAndAdvancesToCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-100": {
   "value": "425267000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DebtInstrumentsHeld",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-101": {
   "value": "439231000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DebtInstrumentsHeld",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-102": {
   "value": "35297000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:EquityInstrumentsHeld",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-103": {
   "value": "29360000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:EquityInstrumentsHeld",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-104": {
   "value": "138747000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InvestmentsForRiskOfPolicyholders",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-105": {
   "value": "116729000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InvestmentsForRiskOfPolicyholders",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-106": {
   "value": "135400000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DerivativeFinancialAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-107": {
   "value": "186740000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DerivativeFinancialAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-108": {
   "value": "17823000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InvestmentProperty",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-109": {
   "value": "18087000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InvestmentProperty",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-110": {
   "value": "19549000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InvestmentAccountedForUsingEquityMethod",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-111": {
   "value": "18389000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InvestmentAccountedForUsingEquityMethod",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-112": {
   "value": "5804000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IntangibleAssetsAndGoodwill",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-113": {
   "value": "5498000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IntangibleAssetsAndGoodwill",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-114": {
   "value": "649000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DeferredTaxAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-115": {
   "value": "4377000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DeferredTaxAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-116": {
   "value": "21430000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:FixedAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-117": {
   "value": "20474000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:FixedAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-118": {
   "value": "2245000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-119": {
   "value": "2402000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-120": {
   "value": "30423000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-121": {
   "value": "21852000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-122": {
   "value": "2919244000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Assets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-123": {
   "value": "2918943000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Assets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-124": {
   "value": "149611000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DepositsFromBanks",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-125": {
   "value": "207457000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DepositsFromBanks",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-126": {
   "value": "1247719000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DepositsFromCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-127": {
   "value": "1105574000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DepositsFromCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-128": {
   "value": "114348000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DerivativeFinancialLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-129": {
   "value": "174979000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DerivativeFinancialLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-130": {
   "value": "702759000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:DebtSecuritiesIssued",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-131": {
   "value": "777829000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:DebtSecuritiesIssued",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-132": {
   "value": "138747000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InsuranceLiabilitiesCustomersBearingTheRisk",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-133": {
   "value": "116729000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InsuranceLiabilitiesCustomersBearingTheRisk",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-134": {
   "value": "199379000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:LiabilitiesToLifeInsurancePolicyholders",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-135": {
   "value": "200422000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:LiabilitiesToLifeInsurancePolicyholders",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-136": {
   "value": "3054000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CurrentTaxLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-137": {
   "value": "7556000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CurrentTaxLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-138": {
   "value": "1571000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DeferredTaxLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-139": {
   "value": "48000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DeferredTaxLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-140": {
   "value": "39718000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-141": {
   "value": "31522000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-142": {
   "value": "896000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-143": {
   "value": "1016000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-144": {
   "value": "1642000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherProvisions",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-145": {
   "value": "2096000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherProvisions",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-146": {
   "value": "5073000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProvisionsForEmployeeBenefits",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-147": {
   "value": "4476000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProvisionsForEmployeeBenefits",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-148": {
   "value": "37769000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:EtterstilteSeniorobligasjoner",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-149": {
   "value": "8523000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:EtterstilteSeniorobligasjoner",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-150": {
   "value": "33047000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:SubordinatedLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-151": {
   "value": "32319000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:SubordinatedLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-152": {
   "value": "2675332000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Liabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-153": {
   "value": "2670547000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Liabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-154": {
   "value": "16974000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:AdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-155": {
   "value": "18362000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:AdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-156": {
   "value": "266000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:NoncontrollingInterests",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-157": {
   "value": "119000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:NoncontrollingInterests",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-158": {
   "value": "19379000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:ShareCapital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-159": {
   "value": "15503000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:ShareCapital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-160": {
   "value": "18733000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:SharePremium",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-161": {
   "value": "22609000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:SharePremium",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-162": {
   "value": "188559000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:OtherEquity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-163": {
   "value": "191804000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:OtherEquity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-164": {
   "value": "243912000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-165": {
   "value": "248396000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-166": {
   "value": "2919244000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:EquityAndLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-167": {
   "value": "2918943000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:EquityAndLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-168": {
   "value": "45000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-169": {
   "value": "15706000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:ShareCapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-170": {
   "value": "22609000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:SharePremiumMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-171": {
   "value": "26729000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-172": {
   "value": "4872000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-173": {
   "value": "-2000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-174": {
   "value": "172297000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-175": {
   "value": "242255000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-176": {
   "value": "-15000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-177": {
   "value": "1143000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-178": {
   "value": "18712000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-179": {
   "value": "19840000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-180": {
   "value": "-324000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-181": {
   "value": "-324000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-182": {
   "value": "103000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-183": {
   "value": "103000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-184": {
   "value": "33000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-185": {
   "value": "33000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-186": {
   "value": "4000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-187": {
   "value": "3515000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-188": {
   "value": "3519000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-189": {
   "value": "-3246000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxHedgesOfNetInvestmentsInForeignOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-190": {
   "value": "-3246000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxHedgesOfNetInvestmentsInForeignOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-191": {
   "value": "812000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-192": {
   "value": "-8000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-193": {
   "value": "55000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-194": {
   "value": "858000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-195": {
   "value": "-11000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-196": {
   "value": "1143000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-197": {
   "value": "1081000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-198": {
   "value": "25000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-199": {
   "value": "18545000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-200": {
   "value": "20783000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-201": {
   "value": "-1578000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentsAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-202": {
   "value": "-1578000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentsAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-203": {
   "value": "-10024000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:AdditionalTier1CapitalRedeemed",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-204": {
   "value": "-10024000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:AdditionalTier1CapitalRedeemed",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-205": {
   "value": "2092000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:CurrencyMovementsInterestPaymentAndRedemptionAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-206": {
   "value": "-1971000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:CurrencyMovementsInterestPaymentAndRedemptionAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-207": {
   "value": "122000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:CurrencyMovementsInterestPaymentAndRedemptionAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-208": {
   "value": "86000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-209": {
   "value": "86000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-210": {
   "value": "202000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:RepurchasedUnderShareBuyBackProgramme",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:ShareCapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-211": {
   "value": "3036000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:RepurchasedUnderShareBuyBackProgramme",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-212": {
   "value": "3238000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:RepurchasedUnderShareBuyBackProgramme",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-213": {
   "value": "-1000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPurchaseOfTreasuryShares",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:ShareCapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-214": {
   "value": "-8000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPurchaseOfTreasuryShares",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-215": {
   "value": "-9000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPurchaseOfTreasuryShares",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-216": {
   "value": "119000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-217": {
   "value": "15503000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:ShareCapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-218": {
   "value": "22609000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:SharePremiumMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-219": {
   "value": "18362000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-220": {
   "value": "5952000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-221": {
   "value": "23000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-222": {
   "value": "185829000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-223": {
   "value": "248396000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-224": {
   "value": "26000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-225": {
   "value": "922000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-226": {
   "value": "24407000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-227": {
   "value": "25355000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProfitLoss",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-228": {
   "value": "-183000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-229": {
   "value": "-183000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-230": {
   "value": "19000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PropertyRevaluation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-231": {
   "value": "19000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PropertyRevaluation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-232": {
   "value": "-101000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-233": {
   "value": "-101000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-234": {
   "value": "29000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-235": {
   "value": "29000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiability",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-236": {
   "value": "1000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-237": {
   "value": "-1018000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-238": {
   "value": "-1018000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-239": {
   "value": "680000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxHedgesOfNetInvestmentsInForeignOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-240": {
   "value": "680000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:OtherComprehensiveIncomeBeforeTaxHedgesOfNetInvestmentsInForeignOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-241": {
   "value": "-170000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-242": {
   "value": "-7000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-243": {
   "value": "70000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-244": {
   "value": "-107000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-245": {
   "value": "27000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-246": {
   "value": "922000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-247": {
   "value": "-509000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-248": {
   "value": "22000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-249": {
   "value": "24212000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-250": {
   "value": "24674000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ComprehensiveIncome",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-251": {
   "value": "-926000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentsAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-252": {
   "value": "-926000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentsAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-253": {
   "value": "17000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:CurrencyMovementsInterestPaymentAndRedemptionAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-254": {
   "value": "-11000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:CurrencyMovementsInterestPaymentAndRedemptionAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-255": {
   "value": "6000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:CurrencyMovementsInterestPaymentAndRedemptionAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-256": {
   "value": "-1400000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:AdditionalTier1CapitalRedeemed",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-257": {
   "value": "-1400000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:AdditionalTier1CapitalRedeemed",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-258": {
   "value": "120000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-259": {
   "value": "-3000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-260": {
   "value": "117000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncreaseDecreaseThroughChangesInOwnershipInterestsInSubsidiariesThatDoNotResultInLossOfControl",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-261": {
   "value": "1000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPurchaseOfTreasuryShares",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:ShareCapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-262": {
   "value": "19000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPurchaseOfTreasuryShares",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-263": {
   "value": "20000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPurchaseOfTreasuryShares",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-264": {
   "value": "3876000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:DNBASAMerger",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:ShareCapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-265": {
   "value": "-3876000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:DNBASAMerger",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:SharePremiumMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-266": {
   "value": "13023000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParentRelatingToPriorYears",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-267": {
   "value": "13023000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParentRelatingToPriorYears",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-268": {
   "value": "13953000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParent",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-269": {
   "value": "13953000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParent",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-270": {
   "value": "266000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:NoncontrollingInterestsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-271": {
   "value": "19379000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:ShareCapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-272": {
   "value": "18733000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:SharePremiumMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-273": {
   "value": "16974000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:AdditionalTier1CapitalMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-274": {
   "value": "5444000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "dnbbankasa:NetCurrencyTranslationReserveMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-275": {
   "value": "45000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:ReserveOfChangeInFairValueOfFinancialLiabilityAttributableToChangeInCreditRiskOfLiabilityMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-276": {
   "value": "183071000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "ifrs-full:ComponentsOfEquityAxis": "ifrs-full:RetainedEarningsMember",
    "unit": "iso4217:NOK"
   }
  },
  "fact-277": {
   "value": "243912000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:Equity",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-278": {
   "value": "-58083000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPaymentsOnLoansToCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-279": {
   "value": "-26092000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPaymentsOnLoansToCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-280": {
   "value": "-42060000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestIncomeOnLoansAndAdvancesToCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-281": {
   "value": "-48628000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestIncomeOnLoansAndAdvancesToCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-282": {
   "value": "-143754000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetReceiptsOnDepositsFromCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-283": {
   "value": "-133573000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetReceiptsOnDepositsFromCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-284": {
   "value": "-3475000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestExpenseOnDepositsFromCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-285": {
   "value": "-6597000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestExpenseOnDepositsFromCustomers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-286": {
   "value": "25144000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetReceiptsOnLoansToCreditInstitutions",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-287": {
   "value": "-32784000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetReceiptsOnLoansToCreditInstitutions",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-288": {
   "value": "-1023000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestExpenseOnDepositsFromBanks",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-289": {
   "value": "-1154000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:InterestExpenseOnDepositsFromBanks",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-290": {
   "value": "-42985000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPaymentsOnTheSaleOfFinancialAssetsForInvestmentOrTrading",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-291": {
   "value": "-70650000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPaymentsOnTheSaleOfFinancialAssetsForInvestmentOrTrading",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-292": {
   "value": "-2832000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestReceivedOnBondsAndCommercialPaper",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-293": {
   "value": "-3280000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestReceivedOnBondsAndCommercialPaper",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-294": {
   "value": "-10974000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:FeeAndCommissionIncomeExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-295": {
   "value": "-9523000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:FeeAndCommissionIncomeExpense",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-296": {
   "value": "-19807000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PaymentsToOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-297": {
   "value": "-20291000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PaymentsToOperations",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-298": {
   "value": "7119000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-299": {
   "value": "9211000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-300": {
   "value": "-15761000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:ReceiptsOnPremiums",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-301": {
   "value": "-14313000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:ReceiptsOnPremiums",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-302": {
   "value": "444000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPaymentsOnPremiumReserveTransfers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-303": {
   "value": "-4204000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPaymentsOnPremiumReserveTransfers",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-304": {
   "value": "-14278000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PaymentsOfInsuranceSettlements",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-305": {
   "value": "-13704000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PaymentsOfInsuranceSettlements",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-306": {
   "value": "-2326000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:OtherNetPayments",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-307": {
   "value": "-5626000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:OtherNetPayments",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-308": {
   "value": "41585000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-309": {
   "value": "84573000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInOperatingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-310": {
   "value": "4486000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPaymentsOnTheAcquisitionOfFixedAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-311": {
   "value": "3835000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetPaymentsOnTheAcquisitionOfFixedAssets",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-312": {
   "value": "-375000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetReceiptsPaymentsOnInvestmentProperties",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-313": {
   "value": "-54000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetReceiptsPaymentsOnInvestmentProperties",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-314": {
   "value": "627000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetDisposalInvestmentInLongTermShares",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-315": {
   "value": "1370000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetDisposalInvestmentInLongTermShares",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-316": {
   "value": "344000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DividendsReceivedClassifiedAsInvestingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-317": {
   "value": "428000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DividendsReceivedClassifiedAsInvestingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-318": {
   "value": "-4393000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-319": {
   "value": "-4723000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInInvestingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-320": {
   "value": "3205879000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProceedsFromIssueOfBondsNotesAndDebentures",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-321": {
   "value": "1142592000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProceedsFromIssueOfBondsNotesAndDebentures",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-322": {
   "value": "3213010000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PaymentsOnRedeemedBondsAndCommercialPaperSeeNote43",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-323": {
   "value": "1225085000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:PaymentsOnRedeemedBondsAndCommercialPaperSeeNote43",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-324": {
   "value": "9446000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentOnIssuedBondsAndCommercialPaper",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-325": {
   "value": "13191000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentOnIssuedBondsAndCommercialPaper",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-326": {
   "value": "-29421000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:ReceiptsOnIssuedSeniorNonPreferredBonds",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-327": {
   "value": "-9462000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:ReceiptsOnIssuedSeniorNonPreferredBonds",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-328": {
   "value": "184000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentOnSeniorNonPreferredBonds",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-329": {
   "value": "2000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentOnSeniorNonPreferredBonds",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-330": {
   "value": "4845000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProceedsFromIssueOfSubordinatedLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-331": {
   "value": "4056000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:ProceedsFromIssueOfSubordinatedLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-332": {
   "value": "2947000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:RepaymentsOfSubordinatedLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-333": {
   "value": "4207000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:RepaymentsOfSubordinatedLiabilities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-334": {
   "value": "440000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentsOnSubordinatedLoanCapital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-335": {
   "value": "504000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentsOnSubordinatedLoanCapital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-336": {
   "value": "1400000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetReceiptsPaymentsOnIssueOrRedemptionOfAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-337": {
   "value": "10024000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetReceiptsPaymentsOnIssueOrRedemptionOfAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-338": {
   "value": "926000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentsOnAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-339": {
   "value": "1578000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:InterestPaymentsOnAdditionalTier1Capital",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-340": {
   "value": "580000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-341": {
   "value": "502000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-342": {
   "value": "-20000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:RepurchasedShares",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-343": {
   "value": "3247000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:RepurchasedShares",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-344": {
   "value": "26976000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaidClassifiedAsFinancingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-345": {
   "value": "-0",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:DividendsPaidClassifiedAsFinancingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-346": {
   "value": "-15744000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-347": {
   "value": "-102232000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashFlowsFromUsedInFinancingActivities",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-348": {
   "value": "-2805000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-349": {
   "value": "3723000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-350": {
   "value": "18643000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetCashFlow",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-351": {
   "value": "-18659000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetCashFlow",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-352": {
   "value": "289092000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashAndCashEquivalents",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-353": {
   "value": "307751000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashAndCashEquivalents",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-354": {
   "value": "18643000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetCashFlow",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-355": {
   "value": "-18659000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:NetCashFlow",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2020-01-01T00:00:00/2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-356": {
   "value": "307735000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashAndCashEquivalents",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-357": {
   "value": "289092000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashAndCashEquivalents",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-358": {
   "value": "296727000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashAndBankBalancesAtCentralBanks",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-359": {
   "value": "283526000000",
   "decimals": -6,
   "dimensions": {
    "concept": "ifrs-full:CashAndBankBalancesAtCentralBanks",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-360": {
   "value": "11008000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:DepositsWithCreditInstitutionsWithNoAgreedPeriodOfNotice",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2022-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-361": {
   "value": "5566000000",
   "decimals": -6,
   "dimensions": {
    "concept": "dnbbankasa:DepositsWithCreditInstitutionsWithNoAgreedPeriodOfNotice",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00",
    "unit": "iso4217:NOK"
   }
  },
  "fact-1": {
   "value": "ASA",
   "dimensions": {
    "concept": "ifrs-full:LegalFormOfEntity",
    "language": "nb",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00"
   }
  },
  "fact-2": {
   "value": "DNB-konsernet",
   "dimensions": {
    "concept": "ifrs-full:NameOfReportingEntityOrOtherMeansOfIdentification",
    "language": "nb",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00"
   }
  },
  "fact-3": {
   "value": " tilbyr banktjenester, verdipapir- og investe-ringstjenester, eiendomsmegler tjenester og forsikrings- og for-valtningstjenester for person- og bedriftsmarkedet i Norge og internasjonalt.",
   "dimensions": {
    "concept": "ifrs-full:DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities",
    "language": "nb",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00"
   }
  },
  "fact-4": {
   "value": "Dronning Eufemias gate 30",
   "dimensions": {
    "concept": "ifrs-full:AddressOfRegisteredOfficeOfEntity",
    "language": "nb",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00"
   }
  },
  "fact-5": {
   "value": "Norge",
   "dimensions": {
    "concept": "ifrs-full:DomicileOfEntity",
    "language": "nb",
    "entity": "scheme:549300GKFG0RYRRQ1414",
    "period": "2021-01-01T00:00:00/2022-01-01T00:00:00"
   }
  }
 }
}