Other Gains Or Losses On Financial Liabilities Assets At Fair Value Classified As Held For Trading Other Gains Or Losses On Financial Liabilities Assets At Fair Value Classified As Held For Trading Memorandum items abstract [Abstract] Memorandum items abstract Non-cash Assets Pledged As Collateral For Which Transferee Has Right By Contract Or Custom To Sell Or Repledge Collateral Classified As Held For Trading Non-cash Assets Pledged As Collateral For Which Transferee Has Right By Contract Or Custom To Sell Or Repledge Collateral Classified As Held For Trading Other Outflows Of Cash Classified As Financing Activities Other Outflows Of Cash Classified As Financing Activities Adquisición de activos intangibles, clasificada como actividades de inversión Interim dividends [Member] Interim dividends Exposure To Credit Risk Other Commitments Exposure To Credit Risk Other Commitments Total Items that may be reclassified to profit or loss Items that may be reclassified to profit or loss Items that may be reclassified to profit or loss Fair value changes of equity instruments measured at fair value through other comprehensive income hedged Item Fair value changes of equity instruments measured at fair value through other comprehensive income hedged Item Other Reclassification Adjustments On Non Current Assets Classified As Held For Sale Before Tax Other Reclassification Adjustments On Non Current Assets Classified As Held For Sale Before Tax Debt Instruments At Fair Value Through Other Comprehensive Income DebtInstrumentsAtFairValueThroughOtherComprehensiveIncome Participaciones no dominantes Impuesto sobre las ganancias relativo a componentes de otro resultado global que no se reclasificarán en resultados Other comprehensive income net of tax change at fair value of equity instruments measured at fair value Other comprehensive income net of tax change at fair value of equity instruments measured at fair value Other Reclassification Adjustments On Cash Flow Hedges Before Tax Other Reclassification Adjustments On Cash Flow Hedges Before Tax Total activos financieros al coste amortizado Total Hedge ineffectiveness of fair value hedges for equity instruments measured at fair value through other comprehensive income Hedge ineffectiveness of fair value hedges for equity instruments measured at fair value through other comprehensive income Hedge ineffectiveness of fair value hedges for equity instruments measured at fair value through other comprehensive income Total Adjustments For Increase Decrease In Operating Liabilities Adjustments For Increase Decrease In Operating Liabilities Adjustments For Increase Decrease In Operating Liabilities Adquisición de acciones propias Adjustments For Increased Financial Liabilities At fvpl Adjustments For Increased Financial Liabilities At fvpl Insurance assets Insurance Assets AT1 Changes in equity AT1 Changes in equity Otros gastos, por función Other comprehensive income [Member] Other comprehensive income Flujos de efectivo procedentes de (utilizados en) actividades de explotación Ganancias (pérdidas) por activos financieros al valor razonable con cambios en resultados valorados obligatoriamente al valor razonable Otros gastos de explotación diversos Financial Interest Expense From Insurance Activity cabk_FinancialInterestExpenseFromInsuranceActivity Payments To Acquire Entity Shares Payments To Acquire Entity Shares Payments To Acquire Entity Shares Adjustments For Increase Decrease In Financial Liabilities At Amortised Cost AdjustmentsForIncreaseDecreaseInFinancialLiabilitiesAtAmortisedCost Flujos de efectivo procedentes de (utilizados en) actividades de financiación Other Interest Expense From Insurance Activity cabk_OtherInterestExpenseFromInsuranceActivity Share of other comprehensive income of associates and joint ventures that will be reclassified to profit or loss Share of other comprehensive income of associates and joint ventures that will be reclassified to profit or loss Gastos derivados de contratos de seguro Otros activos Total Other comprehensive income that will not be reclassified to profit or loss net of tax balance Other comprehensive income that will not be reclassified to profit or loss net of tax balance Other comprehensive income that will not be reclassified to profit or loss net of tax balance Other Reclassifications Comprehensive Income Before Tax Exchange Differences On Translation Other Reclassifications Comprehensive Income Before Tax Exchange Differences On Translation Non-cash Assets Pledged As Collateral For Which Transferee Has Right By Contract Or Custom To Sell Or Repledge Collateral Classified At Amortised Cost Non-cash Assets Pledged As Collateral For Which Transferee Has Right By Contract Or Custom To Sell Or Repledge Collateral Classified At Amortised Cost Provisions And Reversal Of Provisions Provisions And Reversal Of Provisions Total Tangible Assets Tangibleassets Tangible assets Impairment Loss On Assets At Amortised Cost Impairment Loss On Assets At Amortised Cost Impairment Loss On Assets At Amortised Cost Investments in equity instruments designated at fair value through other comprehensive income Investments In Equity Instruments Designated At Fair Value Through Other Comprehensive Income Exposure To Credit Risk On Loan Commitments Exposure To Credit Risk On Loan Commitments Purchase Of Non Current Assets Classified As Held For Sale Purchase Of Non Current Assets Classified As Held For Sale Purchase Of Non Current Assets Classified As Held For Sale Equity instruments held for trading Equity instruments held for trading Other changes in equity Other changes in equity Debt Securities At Fair Value Designated Upon Initial Recognition Or Subsequently DebtSecuritiesAtFairValueDesignatedUponInitialRecognitionOrSubsequently Pasivos financieros al valor razonable con cambios en resultados, designados como tales en el momento de su reconocimiento inicial o posteriormente Total activos financieros al valor razonable con cambios en resultados, valorados obligatoriamente al valor razonable Impairment Loss Or Reversal Of Impairment Recognised In Profit Or Loss Other Assets Impairment Loss Or Reversal Of Impairment Recognised In Profit Or Loss Other Assets Short positions financial liabilities held for trading Short positions financial liabilities held for trading Insurance liabilities Insurance liabilities Property Plant And Equipment By Operating Lease Property Plant And Equipment By Operating Lease Other Comprehensive Income Before Tax Gains Losses On Hedged Instrument Other Comprehensive Income Before Tax Gains Losses On Hedged Instrument Total Outflows Of Cash From Financing Activities Outflows Of Cash From Financing Activities Outflows Of Cash From Financing Activities Incremento (decremento) en efectivo y equivalentes al efectivo tras el efecto de las variaciones de los tipos de cambio Loans and advances to customers mandatorily measured at fair value Loans and advances to customers mandatorily measured at fair value Other Inflows Of Cash Classified As Financing Activities Other Inflows Of Cash Classified As Financing Activities Non controlling interest other items [Member] Non controlling interest other items Debt instruments held for trading Debt instruments held for trading Adjustments For Decrease Increase In Financial Assets At Fair Value Through Profit Or Loss AdjustmentsForDecreaseIncreaseInFinancialAssetsAtFairValueThroughProfitOrLoss Deposits At Amortised Cost Deposits At Amortised Cost Adjustments For Decrease Increase In Financial Assets At Fair Value Through Profit Or Loss Mandatorily Measured At Fair Value Adjustments For Decrease Increase In Financial Assets At Fair Value Through Profit Or Loss Mandatorily Measured At Fair Value Pasivos financieros al coste amortizado Total préstamos y anticipos valorados obligatoriamente a valor razonable Loansandadvancesmandatorilymeasuredatfairvalue Loans and advances mandatorily measured at fair value Gastos de administración Dividendos pagados, clasificados como actividades de financiación Impuesto sobre las ganancias relativo a componentes de otro resultado global que se reclasificarán en resultados Subordinated Liabilities Amortised Cost Subordinated Liabilities Amortised Cost Pagos (devoluciones) de los impuestos sobre las ganancias, clasificados como actividades de explotación Other comprehensive income net of cash flow hedges balance Other comprehensive income net of cash flow hedges balance Ingresos por intereses derivados de la actividad de seguros InterestIncomeFromInsuranceActivity InterestIncomeFromInsuranceActivity Adjustments For Decrease Increase In Financial Assets At Amortised Cost Adjustments For Decrease Increase In Financial Assets At Amortised Cost Real Estate Investments By Operating Lease Real Estate Investments By Operating Lease Ingresos (gastos) por intereses Salidas de efectivo por actividades de inversión Loans and advances to central banks Loans and advances to central banks Profit or loss attributable to owners of the parent [Member] Profit or loss attributable to owners of the parent Ingresos por intereses Total Tax assets Taxassets Tax assets Non Cash Assets Pledged As Collateral For Which Transferee Has Right By Contract Or Custom To Sell Or Repledge Collateral Fvoci NonCashAssetsPledgedAsCollateralForWhichTransfereeHasRightByContractOrCustomToSellOrRepledgeCollateralFvoci Impairment Loss Reversal Of Impairment Of Investments In Subsidiaries Joint Ventures And Associates Impairment Loss Reversal Of Impairment Of Investments In Subsidiaries Joint Ventures And Associates Gains Losses On Disposals Of Non current Assets Held For Sale Gains Losses On Disposals Of Non current Assets Held For Sale Flujos de efectivo utilizados en la obtención de control de dependientes u otros negocios, clasificados como actividades de inversión Loans And Advances To Customers At Fair Value Through Profit Or Loss Designated As Upon Initial Recognition LoansAndAdvancesToCustomersAtFairValueThroughProfitOrLossDesignatedAsUponInitialRecognition Ingresos por intereses derivados de la actividad bancaria y resto InterestIncomeFromBankingActivity InterestIncomeFromBankingActivity Share of other comprehensive income of associates and joint ventures that will not be reclassified to profit or loss Share of other comprehensive income of associates and joint ventures that will not be reclassified to profit or loss Total Gains Losses On Financial Assets And Liabilities Not Measured At Fair Value Through Profit Or Loss Net Gains Losses On Financial Assets And Liabilities Not Measured At Fair Value Through Profit Or Loss Net Gains Losses On Financial Assets And Liabilities Not Measured At Fair Value Through Profit Or Loss Net Pérdida por deterioro del valor de activos financieros Financial Instruments Reclassification Financial Instruments Reclassification Debt securities at amortised cost Debt Securities At Amortised Cost Non controlling interest other comprehensive income [Member] Non controlling interest other comprehensive income Other Liabilities At Fair Value Through Profit Or Loss Other Liabilities At Fair Value Through Profit Or Loss Changes in the fair value of debt instruments measured at fair value with changes in other comprehensive income Changes in the fair value of debt instruments measured at fair value with changes in other comprehensive income Non-cash Assets Pledged As Collateral For Which Transferee Has Right By Contract Or Custom To Sell Or Repledge Collateral Abstract [Abstract] Non-cash Assets Pledged As Collateral For Which Transferee Has Right By Contract Or Custom To Sell Or Repledge Collateral Abstract Assets for own use Assetsforownuse Equity instruments mandatorily measured at fair value Equity instruments mandatorily measured at fair value Other Comprehensive Income Before Tax Gains Losses On Hedged Item Other Comprehensive Income Before Tax Gains Losses On Hedged Item Rest non controlling interest Rest non controlling interest Total Adjustments For Increase Decrease In Operating Assets Adjustments For Increase Decrease In Operating Assets Adjustments For Increase Decrease In Operating Assets Interest Income For Insurance Assets Measured At Amortised Cost InterestIncomeForInsuranceAssetsMeasuredAtAmortisedCost Pasivos financieros al valor razonable con cambios en resultados que se atienen a la definición de mantenidos para negociar Margen bruto Other Interest Income From Insurance Activity Other Interest Income From Insurance Activity Gains Losses On Other Financial Assets And Liabilities Gains Losses On Other Financial Assets And Liabilities Total Gains Or Losses On Financial Liabilities Assets At Fair Value Classified As Held For Trading Gains Or Losses On Financial Liabilities Assets At Fair Value Classified As Held For Trading Gains Or Losses On Financial Liabilities Assets At Fair Value Classified As Held For Trading Gastos por honorarios y comisiones Total préstamos y anticipos a coste amortizado Loansandadvances Loans and advances Other Gains Or Losses On Non Trading Financial Assets And Liabilities Mandatorily At Fair Value Through Profit Or Loss Other Gains Or Losses On Non Trading Financial Assets And Liabilities Mandatorily At Fair Value Through Profit Or Loss Total Impairment loss in profit or loss on non financial assets Impairment loss in profit or loss on non financial assets Impairment loss in profit or loss on non financial assets Loans And Advances To Banks Designated Upon Initial Recognition Or Subsequently LoansAndAdvancesToBanksDesignatedUponInitialRecognitionOrSubsequently Insurance Finance Expenses From Insurance Contracts Issued Recognised In Other Comprehensive Income Insurance Finance Expenses From Insurance Contracts Issued Recognised In Other Comprehensive Income Gastos por intereses Fair value changes of equity instruments measured at fair value through other comprehensive income hedging instrument Fair value changes of equity instruments measured at fair value through other comprehensive income hedging instrument Flujos de efectivo procedentes de (utilizados en) actividades de inversión Total activos financieros al valor razonable con cambios en resultados, clasificados como mantenidos para negociar Entradas de efectivo procedentes de actividades de inversión Other comprehensive income net of tax exchange differences Other comprehensive income net of tax exchange differences Other long term employee benefits Other long term employee benefits Adquisición de inmovilizado material, clasificada como actividades de inversión Impairment Loss On Assets At Fair Value Through Other Comprehensive Income Impairment Loss On Assets At Fair Value Through Other Comprehensive Income Impairment Loss On Assets At Fair Value Through Other Comprehensive Income Otro resultado global, antes de impuestos, ganancias (pérdidas) en instrumentos de cobertura que cubren inversiones en instrumentos de patrimonio Tax Liabilities Tax Liabilities Tax Liabilities Debt Securities At Fair Value Mandatorily Measured At Fair Value DebtSecuritiesAtFairValueMandatorilyMeasuredAtFairValue Other comprehensive income net of tax gains losses on remeasurements of defined benefit plans balance Other comprehensive income net of tax gains losses on remeasurements of defined benefit plans balance Interest Expense From Insurance Activity InterestExpenseFromInsuranceActivity InterestExpenseFromInsuranceActivity Deposits At Fair Value Through Profit Or Loss Designated As Upon Initial Recognition DepositsAtFairValueThroughProfitOrLossDesignatedAsUponInitialRecognition DepositsAtFairValueThroughProfitOrLossDesignatedAsUponInitialRecognition Total activos financieros al valor razonable con cambios en resultados, designados como tales en el momento de su reconocimiento inicial o posteriormente Total Inflows Of Cash From Financing Activities Inflows Of Cash From Financing Activities Inflows Of Cash From Financing Activities Gasto (ingreso) por impuestos Interest Revenue For Insurance Assets Measured At Fair Value Through Other Comprehensive Income InterestRevenueForInsuranceAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome Adjustments For Decrease Increase In Financial Assets At Fair Value Through Other Comprehensive Income Adjustments For Decrease Increase In Financial Assets At Fair Value Through Other Comprehensive Income Interest Expense From Banking Activity InterestExpenseFromBankingActivity Exposure To Credit Risk Financial Guarantee Commitments Exposure To Credit Risk Financial Guarantee Commitments Loans And Advances Designated Upon Initial Recognition Or Subsequently LoansAndAdvancesDesignatedUponInitialRecognitionOrSubsequently LoansAndAdvancesDesignatedUponInitialRecognitionOrSubsequently Otros pagos en efectivo para adquirir participaciones en negocios conjuntos, clasificados como actividades de inversión Reembolsos de pasivos subordinados Profit loss attributable to owners of parent share holders funds Profit loss attributable to owners of parent share holders funds