0000312070-24-000008.txt : 20240220 0000312070-24-000008.hdr.sgml : 20240220 20240220101911 ACCESSION NUMBER: 0000312070-24-000008 CONFORMED SUBMISSION TYPE: 20-F PUBLIC DOCUMENT COUNT: 264 CONFORMED PERIOD OF REPORT: 20231231 FILED AS OF DATE: 20240220 DATE AS OF CHANGE: 20240220 FILER: COMPANY DATA: COMPANY CONFORMED NAME: BARCLAYS BANK PLC CENTRAL INDEX KEY: 0000312070 STANDARD INDUSTRIAL CLASSIFICATION: COMMERCIAL BANKS, NEC [6029] ORGANIZATION NAME: 02 Finance IRS NUMBER: 000000000 STATE OF INCORPORATION: X0 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 20-F SEC ACT: 1934 Act SEC FILE NUMBER: 001-10257 FILM NUMBER: 24651310 BUSINESS ADDRESS: STREET 1: 1 CHURCHILL PLACE STREET 2: CANARY WHARF CITY: LONDON STATE: X0 ZIP: E14 5HP BUSINESS PHONE: 0044-20-3555-4619 MAIL ADDRESS: STREET 1: 1 CHURCHILL PLACE STREET 2: CANARY WHARF CITY: LONDON STATE: X0 ZIP: E14 5HP FORMER COMPANY: FORMER CONFORMED NAME: BARCLAYS BANK PLC /ENG/ DATE OF NAME CHANGE: 19990402 FORMER COMPANY: FORMER CONFORMED NAME: BARCLAYS BANK INTERNATIONAL LTD DATE OF NAME CHANGE: 19850313 20-F 1 bbplc-20231231.htm 20-F bbplc-20231231
false2023FY0000312070P5YP5Y00003120702023-01-012023-12-310000312070dei:BusinessContactMember2023-01-012023-12-310000312070bbplc:IPathBloombergCommodityIndexTotalReturnSMETNMember2023-01-012023-12-310000312070bbplc:IPathSeriesBCarbonETNMember2023-01-012023-12-310000312070bbplc:IPathSeriesBSP500VIXShortTermFuturesTMETNsMember2023-01-012023-12-310000312070bbplc:IPathSeriesBSP500VIXMidTermFuturesTMETNsMember2023-01-012023-12-310000312070bbplc:IPathSelectMLPETNMember2023-01-012023-12-3100003120702023-12-31xbrli:shares0000312070ifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMemberbbplc:CashAndBankBalancesAtCentralBanksMember2023-12-31iso4217:GBP0000312070ifrs-full:CreditRiskMemberbbplc:BankAcceptanceAssetsMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:MortgagesMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberbbplc:OtherRetailMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:LoansAndReceivablesCategoryMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:CreditRiskMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:CreditRiskMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:LoansAndReceivablesCategoryMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:DebtSecuritiesMemberifrs-full:CreditRiskMemberifrs-full:FinancialAssetsAtAmortisedCostCategoryMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberbbplc:ReverseRepurchaseAgreementsAndOtherSimilarSecuredLendingMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:DebtSecuritiesMemberifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossClassifiedAsHeldForTradingCategoryMember2023-12-310000312070ifrs-full:CreditRiskMemberbbplc:TradedLoansMemberbbplc:OnBalanceSheetAssetsMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossClassifiedAsHeldForTradingCategoryMember2023-12-310000312070ifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossClassifiedAsHeldForTradingCategoryMember2023-12-310000312070ifrs-full:CreditRiskMemberbbplc:LoansAndAdvancesMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:DebtSecuritiesMemberifrs-full:CreditRiskMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberbbplc:ReverseRepurchaseAgreementsMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberbbplc:OtherFinancialAssetsMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:DerivativesMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:OtherAssetsMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:ItemsOfContingentLiabilitiesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:LoanCommitmentsMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2023-12-310000312070ifrs-full:CreditRiskMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2023-12-310000312070ifrs-full:CreditRiskMember2023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:FinancialAssetsAtAmortisedCostCategoryMemberifrs-full:LoansToGovernmentMemberbbplc:OnBalanceSheetAssetsMember2023-12-310000312070ifrs-full:CreditRiskMemberifrs-full:FinancialAssetsAtAmortisedCostCategoryMemberifrs-full:LoansToGovernmentMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMemberbbplc:CashAndBankBalancesAtCentralBanksMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:BankAcceptanceAssetsMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:MortgagesMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:OtherRetailMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:LoansAndReceivablesCategoryMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:CreditRiskMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:CreditRiskMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:LoansAndReceivablesCategoryMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:DebtSecuritiesMemberifrs-full:CreditRiskMemberifrs-full:FinancialAssetsAtAmortisedCostCategoryMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:ReverseRepurchaseAgreementsAndOtherSimilarSecuredLendingMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:DebtSecuritiesMemberifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossClassifiedAsHeldForTradingCategoryMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:TradedLoansMemberbbplc:OnBalanceSheetAssetsMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossClassifiedAsHeldForTradingCategoryMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossClassifiedAsHeldForTradingCategoryMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:LoansAndAdvancesMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:DebtSecuritiesMemberifrs-full:CreditRiskMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:ReverseRepurchaseAgreementsMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:OtherFinancialAssetsMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:FinancialAssetsAtFairValueThroughProfitOrLossCategoryMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:DerivativesMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:OtherAssetsMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberbbplc:OnBalanceSheetAssetsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:ItemsOfContingentLiabilitiesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2022-12-310000312070ifrs-full:CreditRiskMemberifrs-full:LoanCommitmentsMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2022-12-310000312070ifrs-full:CreditRiskMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070bbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070ifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMember2023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMember2023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:DebtSecuritiesMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-310000312070bbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2023-12-31xbrli:pure0000312070bbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:OtherAssetsMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:OtherAssetsMember2023-12-31iso4217:USD0000312070ifrs-full:ProvisionForCreditCommitmentsMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070ifrs-full:MortgagesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMember2022-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberbbplc:OtherRetailMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMember2022-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:DebtSecuritiesMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:CurrentMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:NotLaterThanOneMonthMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberbbplc:GreaterThan30DaysPastDueMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070bbplc:LoansAndAdvancesAtAmortisedCostIncludingDebtSecuritiesMemberifrs-full:FinancialAssetsAtAmortisedCostMember2022-12-310000312070bbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberifrs-full:OtherAssetsMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberifrs-full:OtherAssetsMember2022-12-310000312070ifrs-full:ProvisionForCreditCommitmentsMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:GrossCarryingAmountMemberbbplc:OtherRetailMember2022-12-310000312070ifrs-full:AccumulatedImpairmentMemberbbplc:OtherRetailMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070bbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070bbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070bbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070bbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:TransfersFromStage3Memberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:TransfersFromStage3Memberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:GrossCarryingAmountMemberbbplc:OtherRetailMember2023-01-012023-12-310000312070ifrs-full:AccumulatedImpairmentMemberbbplc:OtherRetailMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:GrossCarryingAmountMemberbbplc:OtherRetailMember2023-12-310000312070ifrs-full:AccumulatedImpairmentMemberbbplc:OtherRetailMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMembercountry:USifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMembercountry:DEifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070country:ITbbplc:WealthPortfolioMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:DebtSecuritiesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage3Memberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage3Memberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:MortgagesMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMember2023-01-012023-12-310000312070bbplc:OtherRetailMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:LoansAndReceivablesCategoryMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:LoansAndReceivablesCategoryMember2023-01-012023-12-310000312070ifrs-full:LoansAndReceivablesCategoryMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMember2023-01-012023-12-310000312070bbplc:OtherFinancialAssetsSubjectToImpairmentMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:DebtSecuritiesMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:DebtSecuritiesMember2023-01-012023-12-310000312070ifrs-full:DebtSecuritiesMember2023-01-012023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMemberbbplc:CorporateAndInvestmentBankMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:BarclaycardPaymentsMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:DebtSecuritiesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMember2023-01-012023-12-310000312070ifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:LoansAndReceivablesCategoryMember2022-01-012022-12-310000312070ifrs-full:FinancialGuaranteeContractsMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2023-01-012023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:MortgagesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:TransfersFromStage3Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:GrossCarryingAmountMemberbbplc:OtherRetailMember2021-12-310000312070ifrs-full:AccumulatedImpairmentMemberbbplc:OtherRetailMember2021-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:TransfersFromStage1ToStage2Memberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070bbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070bbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070bbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070bbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:TransfersFromStage3Memberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:TransfersFromStage3Memberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:GrossCarryingAmountMemberbbplc:OtherRetailMember2022-01-012022-12-310000312070ifrs-full:AccumulatedImpairmentMemberbbplc:OtherRetailMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:FinancialAssetsAtAmortisedCostMembercountry:USifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage1ToStage2Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersFromStage2ToStage1Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:GrossCarryingAmountMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:AccumulatedImpairmentMemberbbplc:TransfersToStage3Member2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage3Memberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:TransfersFromStage3Memberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage3Memberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:TransfersFromStage3Memberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMember2022-01-012022-12-310000312070ifrs-full:MortgagesMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMember2022-01-012022-12-310000312070bbplc:OtherRetailMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:LoansAndReceivablesCategoryMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:LoansAndReceivablesCategoryMember2022-01-012022-12-310000312070ifrs-full:LoansAndReceivablesCategoryMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherFinancialAssetsSubjectToImpairmentMember2022-01-012022-12-310000312070bbplc:OtherFinancialAssetsSubjectToImpairmentMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:DebtSecuritiesMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:DebtSecuritiesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:DebtSecuritiesMember2022-01-012022-12-310000312070ifrs-full:DebtSecuritiesMember2022-01-012022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMember2022-01-012022-12-3100003120702022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:FinancialAssetsAtAmortisedCostMemberifrs-full:AccumulatedImpairmentMemberbbplc:CorporateAndInvestmentBankMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:DebtSecuritiesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:FinancialGuaranteeContractsMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:MortgagesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberbbplc:OtherRetailMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070bbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberbbplc:OtherRetailMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2021-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2021-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:GrossCarryingAmountMember2022-01-012022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OffBalanceSheetLoanCommitmentsAndFinancialGuaranteeContractsMemberifrs-full:AccumulatedImpairmentMember2022-01-012022-12-310000312070ifrs-full:MortgagesMemberbbplc:PreManagementAdjustmentsMember2023-12-310000312070ifrs-full:MortgagesMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:MortgagesMemberbbplc:OtherAdjustmentsMember2023-12-310000312070bbplc:ManagementAdjustmentsMemberifrs-full:MortgagesMember2023-12-310000312070ifrs-full:MortgagesMember2023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:PreManagementAdjustmentsMember2023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OtherAdjustmentsMember2023-12-310000312070bbplc:ManagementAdjustmentsMemberbbplc:CreditCardsRetailMember2023-12-310000312070bbplc:CreditCardsRetailMember2023-12-310000312070bbplc:PreManagementAdjustmentsMemberbbplc:OtherRetailMember2023-12-310000312070bbplc:OtherRetailMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070bbplc:OtherRetailMemberbbplc:OtherAdjustmentsMember2023-12-310000312070bbplc:ManagementAdjustmentsMemberbbplc:OtherRetailMember2023-12-310000312070bbplc:OtherRetailMember2023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:PreManagementAdjustmentsMember2023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OtherAdjustmentsMember2023-12-310000312070bbplc:ManagementAdjustmentsMemberifrs-full:CorporateLoansMember2023-12-310000312070ifrs-full:CorporateLoansMember2023-12-310000312070bbplc:PreManagementAdjustmentsMemberifrs-full:LoansAndReceivablesCategoryMember2023-12-310000312070ifrs-full:LoansAndReceivablesCategoryMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:LoansAndReceivablesCategoryMemberbbplc:OtherAdjustmentsMember2023-12-310000312070bbplc:ManagementAdjustmentsMemberifrs-full:LoansAndReceivablesCategoryMember2023-12-310000312070ifrs-full:LoansAndReceivablesCategoryMember2023-12-310000312070bbplc:PreManagementAdjustmentsMemberifrs-full:DebtSecuritiesMember2023-12-310000312070ifrs-full:DebtSecuritiesMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:DebtSecuritiesMemberbbplc:OtherAdjustmentsMember2023-12-310000312070bbplc:ManagementAdjustmentsMemberifrs-full:DebtSecuritiesMember2023-12-310000312070ifrs-full:DebtSecuritiesMember2023-12-310000312070bbplc:PreManagementAdjustmentsMember2023-12-310000312070bbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070bbplc:OtherAdjustmentsMember2023-12-310000312070bbplc:ManagementAdjustmentsMember2023-12-310000312070ifrs-full:MortgagesMemberbbplc:PreManagementAdjustmentsMember2022-12-310000312070ifrs-full:MortgagesMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:MortgagesMemberbbplc:OtherAdjustmentsMember2022-12-310000312070bbplc:ManagementAdjustmentsMemberifrs-full:MortgagesMember2022-12-310000312070ifrs-full:MortgagesMember2022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:PreManagementAdjustmentsMember2022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070bbplc:CreditCardsRetailMemberbbplc:OtherAdjustmentsMember2022-12-310000312070bbplc:ManagementAdjustmentsMemberbbplc:CreditCardsRetailMember2022-12-310000312070bbplc:CreditCardsRetailMember2022-12-310000312070bbplc:PreManagementAdjustmentsMemberbbplc:OtherRetailMember2022-12-310000312070bbplc:OtherRetailMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070bbplc:OtherRetailMemberbbplc:OtherAdjustmentsMember2022-12-310000312070bbplc:ManagementAdjustmentsMemberbbplc:OtherRetailMember2022-12-310000312070bbplc:OtherRetailMember2022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:PreManagementAdjustmentsMember2022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:CorporateLoansMemberbbplc:OtherAdjustmentsMember2022-12-310000312070bbplc:ManagementAdjustmentsMemberifrs-full:CorporateLoansMember2022-12-310000312070ifrs-full:CorporateLoansMember2022-12-310000312070bbplc:PreManagementAdjustmentsMemberifrs-full:LoansAndReceivablesCategoryMember2022-12-310000312070ifrs-full:LoansAndReceivablesCategoryMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:LoansAndReceivablesCategoryMemberbbplc:OtherAdjustmentsMember2022-12-310000312070bbplc:ManagementAdjustmentsMemberifrs-full:LoansAndReceivablesCategoryMember2022-12-310000312070ifrs-full:LoansAndReceivablesCategoryMember2022-12-310000312070bbplc:PreManagementAdjustmentsMemberifrs-full:DebtSecuritiesMember2022-12-310000312070ifrs-full:DebtSecuritiesMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:DebtSecuritiesMemberbbplc:OtherAdjustmentsMember2022-12-310000312070bbplc:ManagementAdjustmentsMemberifrs-full:DebtSecuritiesMember2022-12-310000312070ifrs-full:DebtSecuritiesMember2022-12-310000312070bbplc:PreManagementAdjustmentsMember2022-12-310000312070bbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070bbplc:OtherAdjustmentsMember2022-12-310000312070bbplc:ManagementAdjustmentsMember2022-12-3100003120702022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:LoansAndReceivablesCategoryMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:LoansAndReceivablesCategoryMemberbbplc:EconomicUncertaintyAdjustmentsMember2023-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:MortgagesMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:MortgagesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070bbplc:CreditCardsRetailMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberbbplc:CreditCardsRetailMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:OtherRetailMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:OtherRetailMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:OtherRetailMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:TwelvemonthExpectedCreditLossesMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:CorporateLoansMemberifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:TwelvemonthExpectedCreditLossesMemberifrs-full:LoansAndReceivablesCategoryMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:LoansAndReceivablesCategoryMemberifrs-full:FinancialInstrumentsNotCreditimpairedMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:LifetimeExpectedCreditLossesMemberifrs-full:FinancialInstrumentsCreditimpairedMemberifrs-full:LoansAndReceivablesCategoryMemberbbplc:EconomicUncertaintyAdjustmentsMember2022-12-310000312070ifrs-full:ExpectedCreditLossesCollectivelyAssessedMemberifrs-full:LoansAndReceivablesCategoryMember2023-12-310000312070ifrs-full:ExpectedCreditLossesCollectivelyAssessedMemberifrs-full:LoansAndReceivablesCategoryMember2022-12-310000312070ifrs-full:LoansAndReceivablesCategoryMemberifrs-full:ExpectedCreditLossesIndividuallyAssessedMember2023-12-310000312070ifrs-full:LoansAndReceivablesCategoryMemberifrs-full:ExpectedCreditLossesIndividuallyAssessedMember2022-12-310000312070ifrs-full:LoansAndReceivablesCategoryMemberbbplc:ECLFromNonModelledExposuresMember2023-12-310000312070ifrs-full:LoansAndReceivablesCategoryMemberbbplc:ECLFromNonModelledExposuresMember2022-12-310000312070ifrs-full:CreditRiskMember2023-01-012023-12-31bbplc:economic_scenario0000312070bbplc:DownsideScenarioMemberifrs-full:CreditRiskMember2023-01-012023-12-310000312070ifrs-full:CreditRiskMemberbbplc:UpsideScenarioMember2023-01-012023-12-310000312070bbplc:GrossDomesticProductEconomicVariableMembercountry:GBifrs-full:NotLaterThanOneYearMemberbbplc:BaselineMember2023-12-310000312070bbplc:GrossDomesticProductEconomicVariableMembercountry:GBifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMemberbbplc:BaselineMember2023-12-310000312070bbplc:GrossDomesticProductEconomicVariableMembercountry:GBifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberbbplc:BaselineMember2023-12-310000312070bbplc:GrossDomesticProductEconomicVariableMembercountry:GBifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:BaselineMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:GBbbplc:BaselineMember2023-12-310000312070country:GBbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:NotLaterThanOneYearMemberbbplc:BaselineMember2023-12-310000312070country:GBbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMemberbbplc:BaselineMember2023-12-310000312070country:GBbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberbbplc:BaselineMember2023-12-310000312070country:GBifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:UnemploymentEconomicCoreVariableMemberbbplc:BaselineMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembercountry:GBbbplc:UnemploymentEconomicCoreVariableMemberbbplc:BaselineMember2023-12-310000312070country:GBbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:NotLaterThanOneYearMemberbbplc:BaselineMember2023-12-310000312070country:GBbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMemberbbplc:BaselineMember2023-12-310000312070country:GBbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberbbplc:BaselineMember2023-12-310000312070country:GBifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:HousePriceIndexEconomicCoreVariableMemberbbplc:BaselineMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembercountry:GBbbplc:HousePriceIndexEconomicCoreVariableMemberbbplc:BaselineMember2023-12-310000312070country:GBifrs-full:NotLaterThanOneYearMemberbbplc:BankRateMemberbbplc:BaselineMember2023-12-310000312070country:GBifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMemberbbplc:BankRateMemberbbplc:BaselineMember2023-12-310000312070country:GBifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberbbplc:BankRateMemberbbplc:BaselineMember2023-12-310000312070country:GBifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:BankRateMemberbbplc:BaselineMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembercountry:GBbbplc:BankRateMemberbbplc:BaselineMember2023-12-310000312070bbplc:GrossDomesticProductEconomicVariableMembercountry:USifrs-full:NotLaterThanOneYearMemberbbplc:BaselineMember2023-12-310000312070bbplc:GrossDomesticProductEconomicVariableMembercountry:USifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMemberbbplc:BaselineMember2023-12-310000312070bbplc:GrossDomesticProductEconomicVariableMembercountry:USifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberbbplc:BaselineMember2023-12-310000312070bbplc:GrossDomesticProductEconomicVariableMembercountry:USifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:BaselineMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:USbbplc:BaselineMember2023-12-310000312070country:USbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:NotLaterThanOneYearMemberbbplc:BaselineMember2023-12-310000312070country:USbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMemberbbplc:BaselineMember2023-12-310000312070country:USbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberbbplc:BaselineMember2023-12-310000312070country:USifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:UnemploymentEconomicCoreVariableMemberbbplc:BaselineMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembercountry:USbbplc:UnemploymentEconomicCoreVariableMemberbbplc:BaselineMember2023-12-310000312070country:USbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:NotLaterThanOneYearMemberbbplc:BaselineMember2023-12-310000312070country:USbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMemberbbplc:BaselineMember2023-12-310000312070country:USbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberbbplc:BaselineMember2023-12-310000312070country:USifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:HousePriceIndexEconomicCoreVariableMemberbbplc:BaselineMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMembercountry:USbbplc:HousePriceIndexEconomicCoreVariableMemberbbplc:BaselineMember2023-12-310000312070bbplc:FederalFundsRateMembercountry:USifrs-full:NotLaterThanOneYearMemberbbplc:BaselineMember2023-12-310000312070bbplc:FederalFundsRateMembercountry:USifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMemberbbplc:BaselineMember2023-12-310000312070bbplc:FederalFundsRateMembercountry:USifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberbbplc:BaselineMember2023-12-310000312070bbplc:FederalFundsRateMembercountry:USifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:BaselineMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberbbplc:FederalFundsRateMembercountry:USbbplc:BaselineMember2023-12-310000312070bbplc:DownsideTwoMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:GBifrs-full:NotLaterThanOneYearMember2023-12-310000312070bbplc:DownsideTwoMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:GBifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2023-12-310000312070bbplc:DownsideTwoMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:GBifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember2023-12-310000312070bbplc:DownsideTwoMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:GBifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberbbplc:DownsideTwoMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:GB2023-12-310000312070bbplc:DownsideTwoMembercountry:GBbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:NotLaterThanOneYearMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:UnemploymentEconomicCoreVariableMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberbbplc:DownsideTwoMembercountry:GBbbplc:UnemploymentEconomicCoreVariableMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:NotLaterThanOneYearMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:HousePriceIndexEconomicCoreVariableMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberbbplc:DownsideTwoMembercountry:GBbbplc:HousePriceIndexEconomicCoreVariableMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBifrs-full:NotLaterThanOneYearMemberbbplc:BankRateMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMemberbbplc:BankRateMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMemberbbplc:BankRateMember2023-12-310000312070bbplc:DownsideTwoMembercountry:GBifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:BankRateMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberbbplc:DownsideTwoMembercountry:GBbbplc:BankRateMember2023-12-310000312070bbplc:DownsideTwoMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:USifrs-full:NotLaterThanOneYearMember2023-12-310000312070bbplc:DownsideTwoMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:USifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2023-12-310000312070bbplc:DownsideTwoMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:USifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember2023-12-310000312070bbplc:DownsideTwoMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:USifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberbbplc:DownsideTwoMemberbbplc:GrossDomesticProductEconomicVariableMembercountry:US2023-12-310000312070bbplc:DownsideTwoMembercountry:USbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:NotLaterThanOneYearMember2023-12-310000312070bbplc:DownsideTwoMembercountry:USbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2023-12-310000312070bbplc:DownsideTwoMembercountry:USbbplc:UnemploymentEconomicCoreVariableMemberifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember2023-12-310000312070bbplc:DownsideTwoMembercountry:USifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:UnemploymentEconomicCoreVariableMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberbbplc:DownsideTwoMembercountry:USbbplc:UnemploymentEconomicCoreVariableMember2023-12-310000312070bbplc:DownsideTwoMembercountry:USbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:NotLaterThanOneYearMember2023-12-310000312070bbplc:DownsideTwoMembercountry:USbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember2023-12-310000312070bbplc:DownsideTwoMembercountry:USbbplc:HousePriceIndexEconomicCoreVariableMemberifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember2023-12-310000312070bbplc:DownsideTwoMembercountry:USifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMemberbbplc:HousePriceIndexEconomicCoreVariableMember2023-12-310000312070ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMemberbbplc:DownsideTwoMember