Cover [Abstract] Document Information [Table] Entity Addresses, Address Type [Axis] Address Type [Domain] Business Contact [Member] Other Address [Member] Classes of share capital [axis] Classes of share capital [domain] Preference shares [member] Preference shares Underlying equity instrument and depositary receipts [axis] Underlying equity instrument and depositary receipts [domain] ADR [Member] Document Information [Line Items] Entity Central Index Key Document Type Document Registration Statement Document Annual Report Document Period End Date Document Transition Report Document Shell Company Report Securities Act File Number Entity Registrant Name Entity Incorporation, State or Country Code Contact Personnel Name Entity Address, Address Line One Entity Address, Address Line Two Entity Address, City or Town Entity Address, State or Province Entity Address, Country Country Region City Area Code Local Phone Number Contact Personnel Email Address Title of 12(b) Security Entity Listing, Depository Receipt Ratio Entity Listing, Par Value Per Share Security Exchange Name No Trading Symbol Flag Trading Symbol Entity Common Stock, Shares Outstanding Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Emerging Growth Company ICFR Auditor Attestation Flag Document Financial Statement Error Correction [Flag] Document Accounting Standard Entity Shell Company Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Period Focus Amendment Flag Entity Address, Postal Zip Code Auditor Name Auditor Firm ID Auditor Location Statement of financial position [abstract] Assets [abstract] Assets Assets Cash and cash equivalents Cash and cash equivalents at end of year Cash and cash equivalents at beginning of year Cash and cash equivalents Total cash and cash equivalents Cash and equivalents Financial assets at fair value through profit or loss, classified as held for trading Trading assets The carrying balance as on the balance sheet of the investment securities net of impairment loss. Investment securities, net Investment securities Investment securities Derivative financial assets held for hedging Hedging derivative assets Loans and receivables [Abstract] Loans Loans: Loans to corporate entities Commercial Loans and advances to banks Interbank and overnight funds Commercial interbank and overnight funds Commercial interbank and overnight funds Commercial, interbank and overnight funds Loans to consumers Consumer Asset-backed debt instruments held Mortgages The amount of microcredit loans and receivables. Microcredit, loans and receivables Microcredit Financial assets, loans, gross carrying amount Financial assets, loans, gross carrying amount Total loans, gross Total loans, gross Financial assets, loans, loss allowance Financial assets, loans, loss allowance Loss allowance Loans and receivables, net Loans and receivables, net Loans, net Total loans, net Total loans, net Other receivables Other accounts receivable, net Non-current assets or disposal groups classified as held for sale Balance at year end balance Balance at the beginning of the year Non-current assets held for sale Total non-current assets held for sale Investments accounted for using equity method Total Investments in associates and joint ventures Tangible assets [abstract] Tangible assets Other property, plant and equipment Property, plant and equipment for own-use and given in operating lease, net Right-of-use assets Right-of-use assets Investment property Investment properties Investment properties Biological assets Biological assets Property, plant and equipment including right-of-use assets Tangible assets at end of period Tangible assets at beginning of period Tangible assets Total Tangible assets Total tangible assets Intangible assets and goodwill [abstract] Intangibles Copyrights, patents and other industrial property rights, service and operating rights Concession arrangement rights Goodwill Balance at the end of the year Balance at the beginning of the year Goodwill carrying amount Goodwill Other intangible assets Other intangible assets Intangible assets and goodwill Total Intangibles Total Intangibles Intangible assets Income tax assets [Abstract] Income tax assets Income tax assets: Current tax assets Current tax asset Current Deferred tax assets Deferred tax asset, balances on statement of financial position Deferred The total income tax assets. Income tax assets, net Income tax assets Total Income tax assets Total income tax assets Other assets Other assets Assets Assets at the end of the period Assets at the beginning of the period Assets Total assets Total Assets Equity and liabilities [abstract] Liabilities [abstract] Liabilities Liabilities Derivative financial liabilities held for trading Trading liabilities Derivative liabilities Derivative financial liabilities held for hedging Hedging derivative liabilities Deposits from customers [abstract] Customer deposits Customer deposits: Balances on current accounts from customers Checking accounts Balances on demand deposits from customers Savings accounts Balances on term deposits from customers Fixed term deposit certificates Time deposits Balances on other deposits from customers Other deposits Deposits from customers Total Customer deposits Total Customers deposits Customer deposits Borrowings, by type [abstract] Financial obligations Financial obligations: Deposits from banks Interbank borrowings and overnight funds Borrowings from banks and others Borrowings from banks and others Total borrowings from banks and others Borrowings from banks and others Bonds issued Bonds issued Borrowings Financial obligations Total financial obligations Total financial obligations Provisions [abstract] Provisions Legal proceedings provision Legal related Other provisions Non legal related Provisions Ending Balance Beginning Balance Total Provisions Total Provisions Provisions Income tax liabilities [Abstract] Income tax liabilities Current tax liabilities Current tax liability Current Deferred tax liabilities Deferred tax liability, balances on statement of financial position Deferred The total income tax liabilities. Income tax liabilities, net Income tax liabilities Total Income tax liabilities Total Income tax liabilities Net defined benefit liability Net employee benefits Employee benefits Liabilities included in disposal groups classified as held for sale Liabilities directly associated with non-current assets classified as held for sale Liabilities of disposal group classified as held for sale Other liabilities Other liabilities Total other liabilities Other liabilities Liabilities Liabilities Total liabilities Total liabilities Equity [abstract] Equity Issued capital Subscribed and paid-in capital Subscribed and paid-in capital Additional paid-in capital Additional paid-in capital Retained earnings Net income for the period Retained earnings Retained earnings Accumulated other comprehensive income Balance at the end of the year Balance at the beginning of the year Other comprehensive income Equity attributable to owners of parent Equity attributable to owners of the parent Non-controlling interests Non-controlling interests Non-controlling interests Equity Balance Balance Equity Total equity Equity and liabilities Total liabilities and equity Profit or loss [abstract] Continuing operations [abstract] Interest income calculated using the effective interest method [abstract] Interest income calculated using the effective interest method Interest income on financial assets at amortised cost, loans Interest income on financial assets at amortised cost, loans Loan portfolio Total interest income Interest income on cash and cash equivalents and other account receivables Interest Income On Cash And Cash Equivalents And Other Account Receivables Cash and cash equivalents and other accounts receivable Interest income on debt instruments held Investments in debt securities Interest income Interest income Total interest income Interest expenses [Abstract] Expenses Interest expense Interest expense on deposits from customers Deposits Interest expense on deposits from customers Interest expense on other financial liabilities Financial obligations Total Financial obligations Interest expense Interest expense Total interest expense Total interest expense Interest income (expense), net from continuing operations Interest income (expense), net from continuing operations Net interest income Net interest income Impairment Loss [Abstract] Impairment recoveries on financial assets, net Impairment losses net of recoveries The amount recognised as a reduction of the carrying amount of an asset or cash-generating unit to its recoverable amount. Impairment loss on loan and other accounts receivable Loans and other accounts receivable Impairment (recovery) on other financial assets Impairment (recovery) on other financial assets Other financial assets Gain on recovery of loans and advances previously written off Recovery of charged-off financial assets Impairment loss Net impairment loss on financial assets Impairment losses net of recoveries Impairment loss Impairment to recognize The amount of net interest income after impairment losses. Interest income after impairment losses Net interest income, after impairment losses Net interest income, after impairment losses Fee and commission income Fees income and commissions Total income from commissions and fees Income from commissions and fees Fee and commission expense Expenses from commissions and fees Fees expenses and commissions Total expenses from commissions and fees Fee and commission income (expense) Net income from commissions and fees Net income from commissions and fees The amount of revenue arising from the sale of goods and rendering of services. Revenue From Sale of Goods and Rendering of Services Income from sales of goods and services Total income from sales of good and services The amount of merchandise that was sold during the period recognised as an expense and expenses arising from services. Cost of Merchandise Sold and Service Expenses Costs and expenses of sales goods and services Total costs and expenses of sales goods and services Gross profit Gross profit from sales of goods and services Trading income (expense) Total net trading income (loss) Net trading income (loss) Net trading income Gains (losses) recognised in profit or loss including exchange differences, fair value measurement, assets Adjustment to fair value Net income from other financial instruments mandatorily at fair value through profit or loss Changes in fair value recognised in profit or loss Other income, net Other income, net Other income Total other income Other expenses, by nature Other expenses Total other expense Profit (loss) before tax Net income before income tax of continuing operations Net income before tax expense Income before income tax Tax expense (income) Income tax expense Total income tax expense, continued operations Profit (loss) from continuing operations Net income from continuing operations Net income from continuing operations Participation in the profit or loss of the period Profit (loss) from discontinued operations Net income from discontinued operations, net of tax Net income for the period from discontinued operations Profit (loss) Net Income Net income for the year Net income for the year Profit (loss), attributable to [abstract] Net income attributable to owners of the parent Income from continuing operations attributable to owners of parent Net income for the period from continuing operations Net income attributable to owners of the parent Income from discontinued operations attributable to owners of parent Net income attributable to owners of the parent Net income for the period from discontinued operations Net income for the period from discontinued operations, net of tax Profit (loss), attributable to owners of parent Net income attributable to owners of the parent Owners of the parent Owners of the parent Profit (loss) attributable to noncontrolling interest [abstract] Net income attributable to non-controlling interests Profit (loss) from continuing operations attributable to non-controlling interests Less: participation of non- controlling interests Net income for the period from continuing operations Profit (loss) from discontinued operations attributable to non-controlling interests Less: participation of non- controlling interests Net income for the period from discontinued operations Net income for the period from discontinued operations, net of tax Profit (loss), attributable to non-controlling interests Less: participation of non-controlling interests Non-controlling interest share of net income Non-controlling interests Non-controlling interests Basic earnings (loss) per share Net income per share basic (in Colombian pesos) see note 25 Basic earnings per share to common shareholders (pesos) Diluted earnings (loss) per share Net income per share diluted (in Colombian pesos) see note 25 Diluted earnings per share to common shareholders (pesos) Statement of comprehensive income [abstract] Schedule disclosing information related to comprehensive income. Statement Of Comprehensive Income [Table] Continuing and discontinued operations [axis] Continuing operations, unless line item indicates otherwise [member] Discontinued operations [member] Discontinued operation Aggregate continuing and discontinued operations [member] Aggregate continuing and discontinued operations Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. Statement Of Comprehensive Income [Line Items] Statements of Other Comprehensive Income Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] Items that will be reclassified to profit or loss Items that will be reclassified to profit or loss, net foreign investment coverage Gains (losses) on exchange differences on translation of foreign operations, hedged, before tax Gains (losses) on exchange differences on translation of foreign operations, hedged, before tax Net (loss) gain on hedges of investments in foreign operations - Hedged items Hedged Items Gains (losses) on hedges of net investments in foreign operations, non-derivative instruments, before tax Gains (losses) on hedges of net investments in foreign operations, non-derivative instruments, before tax Hedging non-derivative instruments Net (loss) gain on hedges of investments in foreign operations - Hedging non-derivative instrument Hedging financial liabilities in foreign currency Gains (losses) on cash flow hedges, before tax Cash flow hedges Gains (losses) on exchange differences on translation of foreign operations, unhedged, before tax Gains (losses) on exchange differences on translation of foreign operations, unhedged, before tax Foreign currency translation differences from unhedged foreign operations Foreign currency translation differences for foreign operations Gains (losses) on financial assets measured at fair value through other comprehensive income, before tax Unrealized (losses) gains on securities at FVOCI Unrealized net gain on fixed-income investments Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, before tax Investments in associates Income tax relating to components of other comprehensive income that will be reclassified to profit or loss Total income tax relating to components of other comprehensive income that will be reclassified to profit or loss Income tax Other comprehensive income that will be reclassified to profit or loss, net of tax Total items that may be reclassified to profit or loss Total items that may be reclassified to profit or loss Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] Items that will not be reclassified to profit or loss Other comprehensive income, before tax, gains (losses) on revaluation of tangible assets and transfer from owner-occupied property to investment property Other comprehensive income, before tax, gains (losses) on revaluation of tangible assets and transfer from owner-occupied property to investment property Transfer from owner-occupied property to investment property Other comprehensive income, before tax, gains (losses) from investments in equity instruments Unrealized gains on equity securities at FVOCI Unrealized gains (losses) on equity financial securities Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans Actuarial gains (losses) from defined benefit pension plans Actuarial gains (losses) from defined benefit pension plans Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss Income tax Total tax (expense) income, deferred Other comprehensive income that will not be reclassified to profit or loss, net of tax Total items that will not be reclassified to profit or loss Total items that will not be reclassified to profit or loss Other comprehensive income Total other comprehensive income during the period, net of taxes Total other comprehensive income during the period net of taxes Participation in Other Comprehensive Income Comprehensive income OCI - Controlling Total comprehensive income Total comprehensive income, net of taxes Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] Total comprehensive income for the year attributable to owners of the parents: Comprehensive income from continuing operations, attributable to owners of parent Comprehensive income for the period from continuing operations Comprehensive income from discontinued operations, attributable to owners of parent Comprehensive income for the period from discontinued operations Owners of the parent Comprehensive income, attributable to owners of parent Total comprehensive income for the year attributable to owners of the parents Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] Total comprehensive income for the year attributable to non-controlling interests: Comprehensive income from continuing operations, attributable to non-controlling interests Comprehensive income for the period from continuing operations Comprehensive income from discontinued operations, attributable to non-controlling interests Comprehensive income for the period from discontinued operations Comprehensive income, attributable to non-controlling interests Total comprehensive income for the year attributable to non-controlling interests Statement of changes in equity [abstract] Statement of changes in equity [table] Components of equity [axis] Components of equity [domain] Equity attributable to owners of parent [member] Issued capital [member] Additional paid-in capital [member] Retained earnings [member] Accumulated other comprehensive income [member] Accumulated other comprehensive income Non-controlling interests [member] Statement of changes in equity [line items] Dividends recognised as distributions to owners Dividends declared Dividends declared The amount of realized gain or loss on equity instruments. Realized Gain (Loss) on Equity Instruments Effect of realization Increase (decrease) through change in retained earnings, equity Increase (decrease) through change in retained earnings, equity Effect on retained earnings Total effect in retained earnings Increase (decrease) through other comprehensive income, including discontinued operations, equity Increase (decrease) through other comprehensive income, including discontinued operations, equity Other comprehensive income Increase (decrease) through changes in ownership interests in subsidiaries that do not result in loss of control, equity Non-controlling equity transactions Total equity transactions Increase (Decrease) Through Deconsolidation of Entities, equity. Increase (Decrease) Through Deconsolidation of Entities, equity Deconsolidation of entities Withholding tax over dividends Withholding tax over dividends Withholding tax over dividends Statement of cash flows [abstract] Cash flows from (used in) operating activities [abstract] Liabilities - related to other changes: Cash flows from operating activities: Adjustments to reconcile profit (loss) [abstract] Reconciliation of net income before taxes and net cash provided by operating activities Adjustments for depreciation expense Depreciation of tangible assets and right-of-use assets Adjustments for amortisation expense Amortization of intangible assets Adjustments for impairment loss (reversal of impairment loss) recognised in profit or loss Impairment losses on loans and other accounts receivable Interest income (expense) Net interest income Adjustments for dividend income Accrued dividends Adjustments for losses (gains) on disposal of non-current assets Net gains on sales of non-current assets held for sale Adjustments for gain (loss) on disposals, property, plant and equipment Gain on sale of property plant and equipment for own-use and operating lease Adjustments for gains (losses) on disposal of investment properties to reconcile profit (loss) to net cash flow from (used in) operating activities. Adjustments For Gains (Losses) On Disposals Of Investment Properties Loss on sale of investment property Adjustments for decrease (increase) in biological assets Gain on sale biological assets Adjustment for validation and interest from concession agreement. Adjustments For Validation And Interest From Concession Agreements Valuations and interest from concession agreements Adjustments for unrealised foreign exchange losses (gains) Foreign exchange (gains) losses Adjustments for undistributed profits of investments accounted for using equity method Profit of equity accounted on investments in associates and joint ventures na Fair Value adjustments [Abstract] Net (gains) or losses on fair value adjustments: Adjustments for gains (losses) on change in fair value of derivatives Derivatives Adjustments for gains (losses) arising from a change in the fair value of financial assets measured at fair value through profit or loss to reconcile profit (loss) to net cash flow from (used in) operating activities. Adjustments for gain loss on fair value adjustment, Financial assets at fair value through profit or loss Non-current assets held for sale Adjustments for gains (losses) on fair value adjustment, investment property Investment properties Adjustments for gains (losses) arising from a change in the fair value of biological assets to reconcile profit (loss) to net cash flow from (used in) operating activities. Adjustments For Gains Losses On Fair Value Adjustment Biological Assets Biological assets Changes in operating assets and liabilities [abstract] Changes in operating assets and liabilities Adjustments for decrease (increase) in derivative financial assets Trading assets Adjustments for decrease (increase) in trade accounts receivable Accounts receivable Adjustments for decrease (increase) in derivative financial instruments to reconcile profit (loss) to net cash flow from (used in) operating activities. Adjustments for Decrease (Increase) in Derivative Financial Instruments Derivatives Adjustments for decrease (increase) in other assets Other assets Adjustments for increase (decrease) in other liabilities and provisions to reconcile profit (loss) to net cash flow from (used in) operating activities. Adjustments for increase decrease in other liabilities and provisions Other liabilities and provisions Adjustments for increase (decrease) in employee benefits to reconcile profit (loss) to net cash flow from (used in) operating activities. Adjustments for increase decrease in employee benefits Employee benefits Adjustments for decrease (increase) in loans and receivables to reconcile profit (loss) to net cash flow from (used in) operating activities. Adjustments for decrease (increase) in loans and receivables Loans Adjustments for increase (decrease) in deposits from customers Customer deposits Adjustments for increase (decrease) in deposits from banks Interbank borrowings and overnight funds Adjustments for increase (decrease) in borrowings from banks and others to reconcile profit (loss) to net cash flow from (used in) operating activities. Adjustments for increase decrease in borrowings from banks and others Borrowings from banks and others Interest received, classified as operating activities Interest received Interest paid, classified as operating activities Interest paid The amount of interest paid on lease activities. Interest Paid, Leases Interest paid on leases Income taxes paid (refund), classified as operating activities Income tax paid Cash flows from (used in) operating activities, discontinued operations Discontinued operation Net cash (used) provided operating activities Cash flows from (used in) operating activities Net cash provided by operating activities Cash flow from operating activities Cash flows from (used in) investing activities [abstract] Cash flows from investing activities: Purchase of property, plant and equipment, classified as investing activities Acquisition of property, plant and equipment for own use and operating lease Purchase of investment property Acquisition of investment property Purchase of biological assets Additions of cost of biological assets Capitalization and payments to acquire concession arrangement right classified as investing activities. Capitalization and Payments To Acquire Concession Arrangement Right Classified As Investing Activities Concession contracts Purchase of intangible assets, classified as investing activities Additions of others intangibles assets The cash out flow for purchase of financial assets categorised under fair value through other comprehensive income. Purchase of Financial Assets Categorised under Fair Value Through Other Comprehensive Income Acquisition of investments at FVOCI The cash in flow from sale or disposal of financial assets categorised under fair value through other comprehensive income. Proceeds from Sale or Disposal of Financial Assets Categorised under Fair Value Through Other Comprehensive Income Proceeds from sale of investments at FVOCI Proceeds from sales of property, plant and equipment, classified as investing activities Proceeds from sale of own-use property and equipment and operating lease Proceeds from sales of investment property Proceeds from sale of investment properties Proceeds from sales of biological assets Proceeds from sale of biological assets Proceeds from disposal of non-current assets or disposal groups classified as held for sale and discontinued operations Proceeds from sale of non-current assets held for sale Purchase of financial instruments, classified as investing activities Purchases of financial assets at amortized cost Proceeds from sales or maturity of financial instruments, classified as investing activities Redemptions of financial assets at amortized cost Dividends received, classified as investing activities Dividends received from investments Other cash payments to acquire interests in joint ventures, classified as investing activities Acquisition of investments in associates Capitalized leasing cost Capitalized leasing cost Amount of gain (loss) from deconsolidation of subsidiary and derecognition of group of assets constituting transfer of business or nonprofit activity, excluding conveyance of oil and gas mineral rights and transfer of good or service in contract with customer. Ifrs Deconsolidation, Gain (Loss), Amount Deconsolidation of entities Cash flows from (used in) investing activities, discontinued operations Discontinued operation Net cash provided (used in) investing activities Cash flows from (used in) investing activities Net cash (used in) provided by investing activities Cash flows from (used in) financing activities [abstract] Cash flows from financing activities: Cash flows from financing activities: Dividends paid, classified as financing activities Dividends paid to shareholders Dividends paid to non-controlling interests, classified as financing activities Dividends paid to non-controlling interest Proceeds from issue of bonds, notes and debentures Issuance of debt securities Repayments of bonds, notes and debentures Payment of outstanding debt securities Payments of bonds Cash outflow for leases Payment of obligations under financial lease Payment of obligations under financial lease Payments for (proceeds from) equity transactions, financing activities Payments for (proceeds from) equity transactions, financing activities Equity transaction Cash flows from (used in) financing activities, discontinued operations Discontinued operation Net cash provided (used) financing activities Cash flows from (used in) financing activities Net cash used in financing activities Net cash used in financing activities Effect of exchange rate changes on cash and cash equivalents Effect of foreign currency changes on cash and cash equivalents Cash and cash equivalents in noncurrent assets classified as held for sale Cash and cash equivalents in noncurrent assets classified as held for sale Cash and cash equivalents from non-current assets classified as held for sale Increase (decrease) in cash and cash equivalents after effect of exchange rate changes Increase (decrease) in cash and cash equivalents from continuing operations (Decrease) increase in cash and cash equivalents Disclosure of consolidated and separate financial statements explanatory [abstract] Disclosure of general information about financial statements [text block] REPORTING ENTITY Disclosure of voluntary change in accounting policy [abstract] Disclosure of voluntary change in accounting policy [text block] BASIS OF PREPARATION OF THE CONSOLIDATED FINANCIAL STATEMENTS AND SUMMARY OF MATERIAL ACCOUNTING POLICIES Disclosure of accounting judgements and estimates explanatory [abstract] Disclosure of accounting judgements and estimates [text block] JUDGMENTS AND CRITICAL ACCOUNTING ESTIMATES IN APPLYING ACCOUNTING POLICIES Disclosure of risk management [abstract] Disclosure of risk management [abstract] The disclosure of the entity's risk management practices and policies. Disclosure of risk management [text block] Disclosure of risk management [text block] The disclosure of the entity's risk management practices and policies, credit risk. Disclosure of risk management, credit risk [text block] Disclosure of risk management, credit risk [text block] The disclosure of the entity's risk management practices and policies, market risk. Disclosure of risk management, market risk [text block] Disclosure of risk management, market risk [text block] The disclosure of the entity's risk management practices and policies, liquidity risk. Disclosure of risk management, liquidity risk [text block] Disclosure of risk management, liquidity risk [text block] The disclosure of the entity's risk management practices and policies, regulatory capital management. Disclosure of risk management, regulatory capital management [text block] Disclosure of risk management, regulatory capital management [text block] Disclosure of estimations of fair value [abstract] Disclosure of fair value measurement [text block] ESTIMATION OF FAIR VALUE Classification of financial assets and financial liabilities [abstract] Classification of financial assets and financial liabilities [abstract] The entire disclosure of classification of financial assets and liabilities. Classification Of Financial Assets And Financial Liabilities [Text Block] ASSETS AND FINANCIAL LIABILITIES Disclosure of cash and cash equivalents [abstract] Disclosure of cash and cash equivalents [abstract] Disclosure of cash and cash equivalents [text block] CASH AND CASH EQUIVALENTS Trading assets and liabilities [abstract] Trading assets and liabilities [abstract] Disclosure of financial instruments held for trading [text block] TRADING ASSETS AND LIABILITIES Disclosure of investment securities [abstract] Disclosure of investment securities [abstract] The entire disclosure of investment securities. Disclosure Of Investment Securities [Text Block] INVESTMENT SECURITIES Disclosure of detailed information about hedges [abstract] Disclosure of general hedge accounting [text block] HEDGE ACCOUNTING Disclosure of loans and receivables [abstract] Disclosure of loans and advances to customers [text block] LOANS Disclosure of other accounts receivables [abstract] Disclosure of trade and other receivables [text block] OTHER ACCOUNTS RECEIVABLE, NET Disclosure of noncurrent assets held-for-sale [abstract] Disclosure of non-current assets held for sale and discontinued operations [text block] NON-CURRENT ASSETS HELD FOR SALE Disclosure of investments in associates and joint ventures [Abstract] The disclosure of investment in associates and joint ventures. Disclosure of investment in associates and joint ventures [text block] INVESTMENTS IN ASSOCIATES AND JOINT VENTURES Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [abstract] Disclosure of property, plant and equipment [text block] TANGIBLE ASSETS Disclosure of detailed information about service concession arrangements [abstract] Disclosure of service concession arrangements [text block] CONCESSION ARRANGEMENTS RIGHTS Disclosure of reconciliation of changes in goodwill [abstract] Disclosure of goodwill [text block] GOODWILL Intangible assets other than goodwill [abstract] Disclosure of intangible assets [text block] OTHER INTANGIBLE ASSETS Disclosure of income tax [abstract] Disclosure of income tax [text block] INCOME TAX Disclosure of customer deposits [abstract] Disclosure of deposits from customers [text block] CUSTOMER DEPOSITS Disclosure of deposits from financial obligations [abstract] Disclosure of financial liabilities [text block] FINANCIAL OBLIGATIONS Disclosure of legal-related and non legal-related provision [abstract] Disclosure of provisions [text block] PROVISIONS Disclosure of defined benefit plans [abstract] Disclosure of defined benefit plans [text block] EMPLOYEE BENEFITS Disclosure of accounts payable and other liabilities [abstract] Disclosure of other liabilities [text block] OTHER LIABILITIES Disclosure of classes of share capital [abstract] Disclosure of share capital, reserves and other equity interest [text block] EQUITY ATTRIBUTABLE TO OWNERS OF THE PARENT Disclosure of noncontrolling interest [Abstract] Disclosure of interests in subsidiaries [text block] NON-CONTROLLING INTEREST Disclosure of commitments and contingencies [abstract] Disclosure of commitments and contingent liabilities [text block] COMMITMENTS AND CONTINGENCIES Income from contract with customers [abstract] Disclosure of revenue from contracts with customers [text block] NET INCOME FROM CONTRACTS WITH CUSTOMERS Disclosure of net trading income [abstract] Disclosure of trading income (expense) [text block] NET TRADING INCOME (LOSS) Disclosure of other income and expense [abstract] Disclosure of other operating income (expense) [text block] OTHER INCOME AND EXPENSE Disclosure of operating segments [abstract] Disclosure of operating segments [text block] ANALYSIS OF OPERATING SEGMENTS Disclosure of unconsolidated structured entities [abstract] Disclosure of unconsolidated structured entities [text block] UNCONSOLIDATED STRUCTURED ENTITIES Disclosure of transfers of financial assets [abstract] Disclosure of transfers of financial assets [text block] TRANSFERS OF FINANCIAL ASSETS Disclosure of transactions between related parties [abstract] Disclosure of related party [text block] RELATED PARTIES SIGNIFICANT EVENTS Disclosure of significant evens [text block] Disclosure Of Significant Events [Text Block] SIGNIFICANT EVENTS Disclosure of non-adjusting events after reporting period [abstract] Disclosure of events after reporting period [text block] SUBSEQUENT EVENTS Disclosure of basis of consolidation [text block] Disclosure of basis of consolidation [text block] Description of accounting policy for functional currency [text block] Description of accounting policy for functional currency [text block] Description of accounting policy for foreign currency translation [text block] Description of accounting policy for foreign currency translation [text block] The entire explanation relating to changes in operating segments. Description of Accounting Policy for Operating segments [Policy Text Block] Description of Accounting Policy for Operating segments [Policy Text Block] The entire description of financial assets and financial liabilities. Description of Accounting Policy For Financial Assets and Financial Liabilities [Policy Text Block] Description of Accounting Policy For Financial Assets and Financial Liabilities [Policy Text Block] Description of accounting policy for restricted cash and cash equivalents [text block] Description of accounting policy for restricted cash and cash equivalents [text block] The description of the entity's accounting policy for trading assets and liabilities. Description Of Accounting Policy For Trading Assets And Liabilities [Text Block] Description Of Accounting Policy For Trading Assets And Liabilities [Text Block] Description of accounting policy for derivative financial instruments and hedging [text block] Description of accounting policy for derivative financial instruments and hedging [text block] The description of the entity's accounting policy for loans. Description of accounting policy for loans [policy text block] Description of accounting policy for investment in associates and joint ventures [text block] Description of accounting policy for investment in associates and joint ventures [text block] Description of accounting policy for financial liabilities [text block] Description of accounting policy for financial liabilities [text block] Description of accounting policy for financial guarantees [text block] Description of accounting policy for financial guarantees [text block] Description of accounting policy for non-current assets or disposal groups classified as held for sale and discontinued operations [text block] Description of accounting policy for non-current assets or disposal groups classified as held for sale and discontinued operations [text block] Description of accounting policy for property, plant and equipment [text block] Description of accounting policy for property, plant and equipment [text block] Description of accounting policy for investment property [text block] Description of accounting policy for investment property [text block] Description of accounting policy for leases [text block] Description of accounting policy for leases [text block] Description of accounting policy for biological assets [text block] Description of accounting policy for biological assets [text block] Description of accounting policy for business combinations and goodwill [text block] Description of accounting policy for business combinations and goodwill [text block] Description of accounting policy for intangible assets other than goodwill [text block] Description of accounting policy for intangible assets other than goodwill [text block] Description of accounting policy for service concession arrangements [text block] Description of accounting policy for service concession arrangements [text block] Description of accounting policy for impairment of non-financial assets [text block] Description of accounting policy for impairment of non-financial assets [text block] Description of accounting policy for employee benefits [text block] Description of accounting policy for employee benefits [text block] Description of accounting policy for income tax [text block] Description of accounting policy for income tax [text block] Description of accounting policy for borrowing costs [text block] Description of accounting policy for borrowing costs [text block] Description of accounting policy for provisions [text block] Description of accounting policy for provisions [text block] The description of the entity's accounting policy related to non-voting rights of preferred shares. Disclosure Of Accounting Policy For Nonvoting Rights Of Preferred Shares Explanatory [Text Block] Disclosure Of Accounting Policy For Nonvoting Rights Of Preferred Shares Explanatory [Text Block] Description of accounting policy for recognition of revenue [text block] Description of accounting policy for recognition of revenue [text block] Description of accounting policy for earnings per share [text block] Description of accounting policy for earnings per share [text block] Disclosure of expected impact of initial application of new standards or interpretations [text block] Disclosure of expected impact of initial application of new standards or interpretations [text block] Disclosure of subsidiaries [table] Subsidiaries [axis] Subsidiaries [domain] Banco de Bogota S.A. Banco de Bogota S.A. Banco de Occidente S.A. This member stands for Banco Popular. Banco Popular S.A. Corporacion Financiera Colombiana S.A. Sociedad Administradora de Fondos de Pensiones, Cesantias y del CCAI Porvenir S.A. [member] Sociedad Administradora de Fondos de Pensiones, Cesantias y del CCAI Porvenir SA [member] Sociedad Administradora de Fondos de Pensiones, Cesantias y del CCAI Porvenir S.A. Disclosure of subsidiaries [line items] SIGNIFICANT EVENTS Disclosure of information about consolidated structured entities [text block] Schedule of details of significant subsidiaries which are indirectly consolidated by Grupo Aval The disclosure of detailed information of useful lives and depreciation rates of property plant and equipments. Disclosure Of Detailed Information Of Useful Lives And Depreciation Rates Of Property Plant And Equipment [Text Block] Schedule of estimated on a straight-line basis during the estimated useful life of the asset Disclosure of intangible assets with indefinite useful life [text block] Disclosure of intangible assets with indefinite useful life [text block] Disclosure of detailed information about financial instruments [table] Classes of assets [axis] Classes of assets [domain] Debt securities [member] Debt securities Derivatives [member] Derivatives Classes of financial assets [axis] Classes of financial assets [domain] Financial assets at amortised cost, class [member] Loan portfolio [member] Loan portfolio [member] Loan portfolio Loans to corporate entities [member] Commercial lending portfolio [member] Commercial lending portfolio [member] Commercial Interbank and overnight funds [member] Interbank and overnight funds [member] Interbank and overnight funds Loans to consumers [member] Consumer Mortgages [member] Mortgages Mortgage Microcredit [member] Microcredit [member] Microcredit Other accounts receivable at amortized cost [member] Other accounts receivable at amortized cost [member] Other accounts receivable, general approach [member] Other accounts receivable, general approach Other accounts receivable, general approach, other accounts receivables and contract assets for government and corporate customers [member] Other accounts receivable, general approach, other accounts receivables and contract assets for government and corporate customers [member] Other accounts receivable, general approach, other accounts receivables and contract assets for government and corporate customers Other accounts receivable, simplified approach [member] Other accounts receivable, simplified approach Financial assets at fair value, class [member] Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value [member] Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value [member] Classes of financial instruments [axis] Classes of financial instruments [domain] Loan commitments and financial guarantee contracts [member] Loan commitments and financial guarantee contracts [member] Categories of financial assets [axis] Categories of financial assets [domain] Financial assets at fair value through profit or loss, category [member] Financial assets at fair value through profit or loss, classified as held for trading, category, International Financial Reporting Standards 9 [member] Financial assets at fair value through profit or loss, classified as held for trading, category, International Financial Reporting Standards 9 [member] Held for trading Financial assets at fair value through profit or loss, mandatorily measured at fair value, category [member] Financial assets at fair value through profit or loss, mandatorily measured at fair value, category Financial assets at amortised cost, category [member] Financial assets at amortised cost, category Financial assets at fair value through other comprehensive income, category [member] Financial assets measured at fair value through other comprehensive income, category [member] Banco Commercial Av Villas S A [member] Banco Comercial AV Villas S.A. Banco AV Villas S.A. Corficolombiana S.A Geographical areas [axis] Geographical areas [domain] COLOMBIA PANAMA Disclosure of detailed information about financial instruments [line items] Disclosure of credit risk exposure [text block] Disclosure of credit risk exposure Disclosure of financial assets [text block] Disclosure of financial assets The description of each credit risk category. Disclosure Of Credit Risk Categories [Table Text Block] Disclosure of each credit risk category Disclosure of credit risk [text block] Disclosure of credit quality of financial assets The detailed information about the credit worthiness of the entity. Disclosure of Detailed information on Credit Worthiness [Text Block] Disclosure of credit worthiness Tabular disclosure of other receivables. Disclosure Of Other Receivables [Table Text block] Disclosure of other receivables Tabular disclosure of segmentation of accounts receivables. Disclosure Of Segmentation Of Accounts Receivable [Table Text Block] Disclosure of exposure to credit risk by segment for accounts receivable Tabular disclosure of exposure to credit risk and ECLs for other accounts receivables and contract assets for corporate customers. Disclosure Of Exposure To Credit Risk And ECLs For Other Accounts Receivables And Contract Assets For Corporate Customers [Table Text Block] Disclosure of information about the exposure to credit risk and ECLs for other accounts receivables The information about financial assets and liabilities exposed to trading risk. Disclosure of assets and liabilities exposed to trading risk [Text Block] Disclosure of credit rating in trading derivatives and hedge derivatives The disclosure of loans and advances by range of loan-to-value ratio. Disclosure Of Loans And Advances By Range Of Loan To Value Ratio Table Text Block Disclosure of mortgage loans and advances by range of lone-to-value (LTV) ratio The detailed information about the credit portfolio. Disclosure of Detailed Information on Credit Portfolio [Text Block] Disclosure of credit portfolio per type of guarantees received Tabular disclosure for macroeconomic variables used in the expected credit loss calculation. Disclosure of Macroeconomic Variables used Expected Credit Loss Calculation [Table Text Block] Disclosure of macroeconomic variables used expected credit loss calculation The disclosure of economic scenario for key indicators of credit risk and credit losses. Disclosure of Economic Scenario for Key Indicators of Credit Risk and Credit Losses [Table Text Block] Disclosure of economic scenario for key indicators of credit risk The disclosure of scenario of probability weighting in measuring Expected Credit Losses (ECL). Disclosure Of Scenario Of Probability Of Weighting In Measuring Expected Credit Losses [Table Text Block] Disclosure of scenario probability weightings applied in measuring ECL The disclosure of detailed information about reconciliation of changes in allowance account for credit losses of financial assets. Disclosure of detailed information about reconciliation of changes in allowance account for credit losses of financial assets [Text Block] Disclosure of loss allowance on loans assuming each forward-looking scenario The disclosure of credit risk monitoring data. Disclosure Of Credit Risk Monitoring Data [Table Text Block] Disclosure of each exposure to a credit risk grade Disclosure of allowance for credit losses [text block] Disclosure of loss allowance Tabular disclosure of impairment loss of portfolio. Disclosure of impairment loss of portfolio [table text block] Disclosure of impairment losses per portfolio The disclosure of detailed information about portfolio of loans assessed individually for impairment. Disclosure of detailed information about portfolio of loans assessed individually for impairment [Text Block] Disclosure of loans stage 3 individually assessed for ECL the gross amount and loss allowance balances The tabular disclosure of reconciliation of loss allowance. Disclosure of Reconciliation of Loss Allowance [Table Text Block] Disclosure of reconciliations of loan allowance The tabular disclosure of changes in the gross carrying amount of the loan portfolio. Disclosure of Changes in Gross Carrying Amount [Table Text Block] Disclosure of reconciliations of gross carrying amount The detailed information about the credit portfolio across the different regions. Disclosure of Detailed Information on Credit Portfolio by Economic Sector [Text Block] Disclosure of credit portfolio distribution by economic sector The detailed information about the credit portfolio across the different regions. Disclosure of Detailed Information on Credit Portfolio by Geographical Area [Text Block] Disclosure of credit risk at the level in the different geographic areas The disclosure of detailed information about classification of loan portfolio by type of currency. Disclosure of detailed information about classification of loan portfolio by type of currency [Text Block] Disclosure of classification of loan portfolio by type of currency The tabular disclosure about investment in debt securities by sector. Disclosure of Detailed Information about Investment in Debt Securities by Sector [Table Text Block] Disclosure of balance of financial assets in investments debt securities The tabular disclosure of investment in debt securities by location. Disclosure of Detailed Information about Investment in Debt Securities by Location [Table Text Block] Disclosure of investments in debt securities by location The tabular disclosure of investment in debt securities by sovereign risk. Disclosure of Detailed Information about Investment in Debt Securities by Sovereign Risk [Table Text Block] Disclosure of detail of sovereign debt portfolio issued by Central Governments per country The detailed information about the credit portfolio which are restructured. Disclosure of detailed information on credit portfolio by restructuring [text block] Disclosure of balance of restructured loans The detailed information about foreclosed assets. Disclosure of Detailed Information on Foreclosed Assets [Text Block] Disclosure of total of foreclosed assets received and sold The disclosure of detailed information about commitments in unused lines of credit Disclosure Of Detailed Information About Commitments In Unused Lines Of Credit [Text Block] Disclosure of detail of the guarantees, letters of credit and credit commitments on non-used credit lines The disclosure of detailed information about credit commitments by currency. Disclosure Of Detailed Information About Credit Commitments By Currency [Text Block] Disclosure of guarantees, letters of credit and credit commitments on non-used credit lines The disclosure of detailed information about offsetting of financial assets and financial liabilities. Disclosure of detailed information about offsetting of financial assets and financial liabilities [Text Block] Disclosure of detail of the credit commitments The tabular disclosure of information relating to break down of financial assets and liabilities exposed to trading risk. Disclosure of Break Down of Financial Assets and Liabilities Exposed to Trading Risk [Table Text Block] Disclosure of breakdown of financial assets and liabilities exposed to trading risk held The detailed information on risk associated with the financial subsidiaries. Disclosure of Detailed Information about Financial Subsidiaries Risk [Text Block] Disclosure of market value-at-risk (VaR) for subsidiaries The detailed information on various risks associated with the financial subsidiaries. Disclosure of Detailed Information about Financial Subsidiaries Risk by Type [Text Block] Disclosure of VaR calculation relating to each of the risk factors The detailed information about assets and liabilities held in foreign currencies. Disclosure of Detailed Information about Foreign Currency Assets and Liabilities [Text Block] Disclosure of foreign currency assets and liabilities are in U.S. dollars and foreign currencies The tabular disclosure of information about sensitivity analysis of foreign exchange effect. Disclosure Of Sensitivity Analysis Of Foreign Exchange Effect [Table Text Block] Disclosure of sensitivities of profit or loss before taxes and equity (OCI) to reasonably possible changes in exchange rates Tabular disclosure of the results of Delta Economic Value of Equity (EVE) and Net Interest Margin measurements (NIM). Schedule Of Results Of Delta Economic Value of Equity And Net Interest Margin Measurements [Table Text Block] Schedule of results of delta economic value of equity and net interest margin measurements The disclosure to measure the impact on Net interest margin and economic value of equity under regulatory scenarios. Disclosure Of Impact On Net Interest Margin And Economic Value Of Equity Under Regulatory Scenarios Explanatory [Table Text Block] Disclosure of results of NIM and EVE Shocks The detailed disclosure about the interest rate risk on various assets and liabilities. Schedule of Interest Rate Risk on Assets and Liabilities [Text Block] Disclosure of interest rates exposure for assets and liabilities The tabular disclosure of breakdown of interest bearing assets and liabilities, by interest rate type and by maturity. Disclosure of Breakdown of Interest Bearing Assets and Liabilities, by Interest Rate Type and Maturity [Table Text Block] Disclosure of breakdown of non-interest-bearing and interest-bearing assets and liabilities by interest rate type and by maturity The disclosure of detailed information about the breakdown by time bands of the Liquid Assets and the Liquidity Risk Indicator. Disclosure of detailed information about the breakdown by time bands of the Liquid Assets and the Liquidity Risk Indicator [Text Block] Disclosure of breakdown of the liquid assets by maturity Tabular disclosure of liquidity requirement. Disclosure of Liquidity Requirement [Table Text Block] Disclosure of IRL ratio amounts Tabular disclosure of percentage of liquidity requirement. Disclosure of Percentage of Liquidity Requirement [Table Text Block] Disclosure of IRL ration percentage The disclosure of detailed information about the breakdown by contractual undiscounted cash flows of the financial assets and liabilities including projected contractual interest receivable and payable. Disclosure of detailed information about the breakdown by contractual undiscounted cash flows of the financial assets and liabilities including projected contractual interest receivable and payable [Text Block] Disclosure of flows of the financial assets and liabilities including contractual interest receivable and payable The disclosure of detailed information about the calculation of the minimum regulatory capital. Disclosure Of Detailed Information About Calculation Of Minimum Regulatory Capital [Table Text Block] Disclosure of subsidiaries complied with the minimum regulatory capital requirements Tabular disclosure of the fair value measurement of assets and liabilities measured on a recurring basis. Disclosure of fair value measurement of assets and liabilities, recurring basis [table text block] Tabular disclosure of trading assets in debt securities pledged as collateral. Disclosure Of Trading Assets In Debt Securities Pledged As Collateral [Table Text Block] Trading assets in debt securities pledged as collateral Tabular disclosure of Investment in debt at FVOCI securities pledged as collateral. Investment in Debt At FVOCI Securities Pledged As Collateral [Table Text Block] Investment in debt at FVOCI securities pledged as collateral Tabular disclosure of the fair value measurement of assets and liabilities measured on a nonrecurring basis. Disclosure of fair value measurement of assets and liabilities, nonrecurring basis [table text block] The disclosure of detailed information about sensitivity analysis of changes on assumptions related to investments classified as equity instruments at FVOCI. Disclosure of Detailed Information About Sensitivity Analysis of Changes on Assumptions Related to Investments Classified as Equity Instruments at FVOCI [Text Block] The disclosure of detailed information about sensitivity analysis of changes on assumptions related to investments classified as equity instruments at FVTPL. Disclosure of Detailed Information About Sensitivity Analysis of Changes on Assumptions Related to Investments Classified as Equity Instruments at FVTPL [Text Block] Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets [text block] Schedule of table includes a sensitivity analysis of main equity securities The disclosure of detailed information about sensitivity analysis of the assumptions used by Promigas and its subsidiaries in the calculation of fair value of unconditional transfer rights of gas pipelines to Government entities. Disclosure Of Detailed Information About Sensitivity Analysis Of Assumptions Transfer Rights Of Gas Pipelines To Government Entities Text Block Disclosure of detailed information about sensitivity analysis of the assumptions used by Promigas and its subsidiaries in the calculation of fair value of unconditional transfer rights of gas pipelines to Government entities [Text Block] The disclosure of detailed information about transfer of fair value between level 1 and 2. Disclosure of detailed information about transfer of fair value between level 1 and 2 [text block] Disclosure of detailed information about transfer of fair value between level 1 and 2 The disclosure of detailed information about Changes in Level 3 Fair-Value Category. Disclosure of detailed information about changes in level 3 Fairvalue Category Disclosure of detailed information about Changes in Level 3 Fair-Value Category [Text Block] The disclosure of detailed information about financial assets and liabilities accounted at amortized cost and valued at fair value only for purposes of this disclosure. Disclosure Of Detailed Information About Financial Assets And Liabilities Accounted At Amortized Cost And Valued At Fair Value Only For Purposes Of This Disclosure Text Block Disclosure of detailed information about financial assets and liabilities accounted at amortized cost and valued at fair value only for purposes of this disclosure [Text Block] Tabular disclosure of classification of financial assets and liabilities. Classification Of Financial Assets And Financial Liabilities [Table Text Block] Schedule of reconciliation of gross between line items in the statement of financial position and categories of financial instruments The disclosure of detailed information about interest income by portfolio. Disclosure of Detailed Information About Interest Income by Portfolio [Table Text Block] Schedule of interest income Tabular disclosure of interest expenses. Schedule of Interest Expenses [Table Text Block] Schedule of interest expenses The information about disclosure of cash and cash equivalents. Disclosure of detailed information about cash and cash equivalents [Text Block] Tabular disclosure of balances of trading assets and liabilities. Disclosure Of Balances Of Trading Assets And Liabilities [Table Text Block] Balances of trading asset and liabilities Tabular disclosure of investment in trading debt securities. Disclosure Of Investment In Trading Debt Securities [Table Text Block] Investments in debt securities at fair value through profit or loss held for trading Tabular disclosure of investment in trading equity securities. Disclosure Of Investment In Trading Equity Securities [Table Text Block] Investments in equity securities at fair value through profit or loss held for trading Tabular disclosure of components of held-for-trading derivative assets and liabilities. Disclosure Of Held For Trading Derivative Assets And Liabilities [Table Text Block] Schedule of held-for-trading derivative assets and liabilities Tabular disclosure of balances of investment securities. Disclosure Of Balances Of Investment Securities [Table Text Block] Balances of investment securities Tabular disclosure of investment in debt securities at fair value through profit or loss. Disclosure Of Investments In Debt Securities At Fair Value Through Profit Or Loss [Table Text Block] Investments in debt securities at fair value through profit or loss Tabular disclosure of investment in debt securities at fair value through other comprehensive income. Disclosure Of Investments In Debt Securities At Fair Value Through O C I [Table Text Block] Investments in debt securities at fair value through OCI Tabular disclosure of amounts reclassified to profit or loss form OCI gross of taxes, related to investment debt securities FVOCI. Disclosure Of Investment Debt Securities FVOCI, Amount Reclassified To Profit Or Loss From Other Comprehensive Income Gross Of Tax [Table Text Block] Schedule of Tabular disclosure of amounts reclassified to profit or loss form OCI gross of taxes, related to investment debt securities FVOCI The detailed information about investments held to maturity. Disclosure of detailed information about investments held to maturity [Text Block] Investments in debt securities at amortized cost The tabular disclosure of summary of investments in debt securities at amortized cost by maturity dates. Disclosure Of Summary Of Investments In Debt Securities At Amortized Cost By Maturity Dates [Table Text Block] Summary of investments in debt securities at amortized cost by maturity dates Tabular information disclosure of Investment in debt at amortized cost securities pledged as collateral. Investment In Debt At Amortized Cost Securities Pledged As Collateral [Table Text Block] Investment in debt at amortized cost securities pledged as collateral Tabular disclosure of investment in equity securities at fair value through other comprehensive income. Disclosure Of Investments In Equity Securities At Fair Value Through O C I [Table Text Block] Investments in equity securities at fair value through OCI The disclosure of the equity securities at fair value through OCI. Disclosure Of Equity Securities At Fair Value Through OCI [Table Text Block] Disclosure of equity securities at fair value through OCI Hedging instruments [axis] Hedging instruments [domain] Other accounts receivable [member] Other accounts receivable [member] Financial obligation. Financial obligations [member] The disclosure of detailed information about fluctuation in foreign exchange rates. Disclosure of detailed information about fluctuation in foreign exchange rates [Text Block] The disclosure of detailed information about movements in other comprehensive income related to hedges of net investment in foreign operations. Disclosure of Detailed Information About Movements in Other Comprehensive Income Related to Hedges of Net Investment in Foreign Operations [Table Text Block] Disclosure of detailed information about movements in other comprehensive income related to hedges of net investment in foreign operations The information about hedge in foreign currency equity investments. Disclosure of detailed information about hedge in foreign currency equity investments [Text Block] Disclosure of information about terms and conditions of hedging instruments and how they affect future cash flows [text block] The information about interest rate swaps and cross currency swaps ("Cross Currency Swaps") to reduce the exchange rate risk of financial liabilities. Disclosure Of Swaps To Reduce Exchange Rate Risk Of Financial Liabilities [Table Text Block] Disclosure of hedging of exchange rate risk Disclosure of analysis of other comprehensive income by item [text block] Disclosure of detailed information about hedging instruments [text block] Tabular disclosure of change in fair value and interest expenses of hedging instruments. Schedule of Change in Fair Value and Interest Expenses of Hedging Instrument [Table Text Block] The information about derivative financial instruments held for hedging. Disclosure of detailed information about derivative financial instruments for hedging [Text Block] The disclosure of detailed information about distribution of the credit portfolio. Disclosure of detailed information about distribution of the credit portfolio [Text Block] Disclosure of detailed information about distribution of the credit portfolio The disclosure of detailed information about distribution of loans portfolio by maturity period. Disclosure of detailed information about distribution of loans portfolio by maturity period [Text Block] Disclosure of detailed information about distribution of loans portfolio by maturity period The disclosure of detailed information about reconciliation of undiscounted lease payments to net investment in finance lease. Disclosure of detailed information about reconciliation of undiscounted lease payments to net investment in finance lease [Text Block] Disclosure of detailed information about reconciliation of undiscounted lease payments to net investment in finance lease The disclosure of detailed information about gross investment and net investment in financial leasing contracts receivable. Disclosure of detailed information about gross investment and net investment in financial leasing contracts receivable [Text Block] Disclosure of detailed information about gross investment and net investment in financial leasing contracts receivable The disclosure of detailed information about other receivables. Disclosure of Detailed Information About Other Receivables [Table Text Block] Disclosure of detailed information about other receivables The disclosure of detailed information about contract assets. Disclosure of Detailed Information About Contract Assets [Table Text Block] Disclosure of detailed information about contract assets The information about disclosure of other accounts receivables. Disclosure Of Detailed Information About Other Accounts Receivables [Text Block] Schedule of other accounts receivable measured at amortized cost, except Tabular disclosure of detailed information about movement of non current assets held for sale. Disclosure of detailed information about movements of noncurrent assets held-for-sale [table text block] Schedule of the movement of non-current assets held for sale Disclosure of non-current assets or disposal groups classified as held for sale [text block] Schedule of the detail of non-current assets held for sale The information about disclosure of movement of the non-current assets held for sale. Disclosure Of Detailed Information About Liabilities With Groups Of Assets Held For Sale [Text Block] Schedule of the detail of associated liabilities to assets held for sale Disclosure of impairment of assets [text block] Schedule of impairment estimate recognized in balance sheet accounts for discontinued operation held for sale Disclosure of net non-current assets and liabilities or disposal groups classified as held for sale Disclosure Of Net Non-Current Assets And Liabilities Or Disposal Groups Classified As Held For Sale [Table Text Block] Schedule of assets and liabilities were reclassified as held for sale in connection with the discontinued operation Disclosure of discontinued operations [text block] Schedule of financial statements of discontinued operation The disclosure of detailed information about investment in associates and joint ventures. Disclosure of detailed information about investment in associates and joint ventures [text block] Disclosure of investments in associates and joint ventures Disclosure of interests in associates [text block] Disclosure of investment in associates of ownership interest percentage Disclosure of interests in joint arrangements [text block] Disclosure of investment in joint ventures of ownership interest percentage Information regarding the corporate purpose for the interests in associates. Disclosure of interests in associates corporate purpose [table text block] Disclosure of the main corporate purpose for associates The disclosure of detailed information about movement of investments in associates and joint ventures accounts. Disclosure of detailed information about movement of investments in associates and joint ventures accounts [text block] Disclosure of roll-forward of investments in associates and joint ventures accounts Disclosure of associates [text block] Disclosure of condensed financial information of the associates accounted for under the equity method Disclosure of joint ventures [text block] Disclosure of condensed financial information of the joint ventures accounted for under the equity method Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [table] Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items] Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [text block] Schedule of the movement of the carrying value amounts of tangible assets Disclosure of detailed information about property, plant and equipment [text block] Schedule of property, plant and equipment by type Disclosure of quantitative information about right-of-use assets [text block] Schedule of right of use assets by type Disclosure of detailed information about investment property [text block] Schedule of investment properties Tabular disclosure of non-cash items, investing and financing activities Disclosure Of Non-cash Items, Investing And Financing Activities [Table Text Block] Schedule of non-cash items, investing and financing activities The tabular disclosure of balance of assets in concession agreements. Disclosure of balance of assets in concession agreements [table text block] Schedule of balance of assets in concession arrangements Disclosure of detailed information about service concession arrangements [text block] Schedule of changes in financial assets in concession arrangements Disclosure of detailed information about intangible assets [text block] Schedule of movements of the main concession arrangements under intangible assets The summary of main concession contracts granted to subsidiaries and other related parties. Disclosure of concession contracts granted to subsidiaries and other related parties [table text block] Schedule of main concession contracts granted Disclosure of reconciliation of changes in goodwill [table] Cash-generating units [axis] Cash-generating units [domain] Total for all cash-generating units [member] Banco de Bogota S.A. over Megabanco Disclosure of reconciliation of changes in goodwill [line items] Disclosure of reconciliation of changes in goodwill [text block] Schedule of movement of the goodwill Disclosure of information for cash-generating units [text block] Schedule of goodwill assigned per Cash Generating Units (CGU) The disclosure of detailed information about main premises used in the impairment test reports taken as the basis for impairment testing. Disclosure of detailed information about main premises used in impairment test reports taken as basis for impairment testing [Text Block] Summary of main assumptions used in the impairment test reports taken as the basis for impairment testing The disclosure of detailed information about main premises used in latest impairment tests of cash-generating units with allocated goodwill. Disclosure Of Detailed Information About Main Premises Used In Latest Impairment Tests Of Cash Generating Units With Allocated Goodwill Text Block Schedule of main assumptions used in the latest impairment tests of the groups of cash-generating units with allocated goodwill The disclosure of detailed information about other intangible assets. Disclosure of detailed information about other intangible assets [text block] Disclosure of detailed information about other intangible assets The entire disclosure of components of income tax expenses. Major Components Of Income Tax Expenses [Text Block] Schedule components of the income tax expense The disclosure of reconciliation of effective income tax. Reconciliation Between Effective Income Tax Explanatory [Text Block] Schedule of reconciliation between total expenses of the income tax calculated at the applicable enacted tax rate and the tax expense recognized in the statement of income The tax Loss Carry Forward In Excess of Minimum Presumptive Income Explanatory Tax Loss Carry Forward In Excess of Minimum Presumptive Income Explanatory [Text Block] Schedule of tax loss carry forward and excess of presumptive income over taxable income of the entities which are not recognized as deferred tax assets Disclosure of temporary difference, unused tax losses and unused tax credits [text block] Schedule of carrying value of the assets and liabilities and their tax bases give rise to the following temporary differences which result in deferred taxes Disclosure of deferred taxes [text block] Schedule of offsets deferred tax assets and liabilities by entity and tax authority The disclosure of detailed information about the effects of the current and deferred income taxes in each component of Other Comprehensive Income. Disclosure of detailed information about the effects of the current and deferred income taxes in each component of Other Comprehensive Income [Text Block] Schedule effects of the current and deferred taxes in each component of other comprehensive income The disclosure of detailed information about deposits. Disclosure of detailed information about deposits [Text Block] Schedule of the balances of the deposits The disclosure of detailed information about the effective interest rates which are accrued on customer deposits. Disclosure of detailed information about the effective interest rates which are accrued on customer deposits [Text Block] Schedule of the effective interest rates which are accrued on customer deposits The disclosure of concentration of deposits received from customers per economic sector. Schedule Of Concentration Of Deposits Received From Customers Per Economic Sector [Table Text Block] Schedule of the concentration of deposits received from customers per economic sector The information about disclosure of interbank borrowings, overnight funds and borrowings from banks and others. Schedule Of Interbank Borrowings Overnight Funds And Borrowings From Banks And Others [Table text Block] Schedule of interbank borrowings, overnight funds and borrowings from banks and others The information about other borrowings. Disclosure Of Detailed Information About Other Borrowings Explanatory [Text Block] Schedule of borrowings The disclosure of detailed information about bond issued. Disclosure of detailed information about Bond Issued [Text Block] Schedule of issued bonds The information about the disclosure of future maturities of bonds. Disclosure of detailed information About Future Maturities of Bonds [Text Block] Schedule of reconciliation of movements of liabilities to cash flows arising from financing activities Disclosure of other provisions [text block] Disclosure of legal related and non legal related provisions The disclosure of defined benefits plans explanatory Disclosure Of Defined Benefits Plans Explanatory [Text Block] Schedule of balance of liabilities for employee benefits Tabular disclosure of pension and other postretirement benefit arrangements with individual employees, which are generally based on employment contracts between the entity and one or more selected officers or key employees, and which contain a promise by the employer to pay certain amounts at designated future dates, usually including a period after retirement, upon compliance with stipulated requirements. Deferred Compensation Arrangement with Individual Disclosure, Postretirement Benefits [Table Text Block] Schedule of post-employment benefit expense Disclosure of net defined benefit liability (asset) [text block] Schedule of post-employment and long-term benefits movements Disclosure of significant actuarial assumptions used to determine present value of defined benefit obligation [text block] Schedule of assumptions used to calculate the obligation projected for different post-employment benefits employees Disclosure of sensitivity analysis for actuarial assumptions [text block] Schedule of sensitivity analysis for post-employment and long-term benefits liabilities due to defined benefits plans to different actuarial and financial variables Disclosure of information about maturity profile of defined benefit obligation [text block] Schedule of future benefit payments projected, reflecting services Disclosure of accrued expenses and other liabilities [text block] Disclosure of accounts payable and other liabilities The disclosure of other liabilities to be cancelled. Disclosure Of Other Liabilities To Be Cancelled [Table Text Block] Disclosure of other liabilities to be cancelled Disclosure of classes of share capital [text block] Schedule of authorized, issued and outstanding shares Disclosure of reserves within equity [text block] Schedule of appropriation of retained earnings Disclosure of dividends [text block] Schedule of the dividends are declared and paid to shareholders based on unconsolidated net income under Colombian IFRS (NCIF) Disclosure of earnings per share [text block] Schedule of earnings per share Disclosure of equity transaction with minority shareholders. Disclosure Of Equity Transaction With Minority Shareholders [Table Text Block] Schedule of equity transaction with minority shareholders Disclosure of effects in retained earnings. Disclosure Of Effects In Retained Earnings [Table Text Block] Schedule of effects in retained earnings The disclosure of detailed information about components of accumulated other comprehensive income. Disclosure of detailed information about components of accumulated other comprehensive income [Table Text Block] Schedule of components of accumulated other comprehensive income The disclosure of detailed information about financial information of non-controlling interest. Disclosure of detailed information about financial information of noncontrolling interest [Text Block] Schedule of information regarding the non-controlling interest of each direct subsidiary The disclosure of detailed information about subsidiary that has significant non controlling interests. Disclosure of detailed information about subsidiary that has significant non controlling interests [Text Block] Schedule of information regarding each direct subsidiary that has significant non-controlling interests The Disclosure of detailed information about about commissions and fees of contracts. Disclosure of detailed information about commissions and fees of contracts [Text block] Schedule of income and expenses for commissions and fees Disclosure of cost of sales [text block] Schedule of incomes and cost for goods and services The disclosure of detailed information about net trading income. Disclosure of detailed information about net trading income [Text Block] Schedule of net trading income Tabular disclosure of other income. Disclosure of other income [table text block] Schedule of other income Tabular disclosure of other expense. Disclosure of other expense [table text block] Schedule of other expense Disclosure of entity's operating segments [text block] Schedule of operating segments The disclosure of detailed information about revenues for each individual country for which revenues are significant. Disclosure of detailed information about revenues for each individual country for which revenues are significant [Text Block] Schedule of income by country The disclosure of detailed information about non-current assets for each individual country for which revenues are significant. Disclosure of detailed information about noncurrent assets for each individual country for which revenues are significant [Text Block] Schedule of non-current assets by country Disclosure of interests in unconsolidated structured entities [text block] The disclosure of detailed information about balances with related parties. Disclosure of detailed information about balances with related parties [text block] Schedule of balances with related parties Disclosure of transactions between related parties [text block] Schedule of transactions between related parties Disclosure of information about key management personnel [text block] Schedule of key management personnel Disclosure of transactions recognised separately from acquisition of assets and assumption of liabilities in business combination [text block] Schedule of preliminary values related to the acquisition process Explanation of financial effect of non-adjusting event after reporting period [text block] Schedule for the effects of the previous transaction Fiduciaria Bogota S.A Almaviva S.A. Megalinea S.A. [member] Megalinea SA [member] Megalinea S.A. Banco de Bogota Panama S.A. Multi Financial Holding Multi Financial Holding Banco de Occidente Panama. S.A. Fiduciaria de Occidente S.A. Occidental Bank Barbados Ltd. Alpopular S.A. Fiduciaria Popular S.A. Corporacion Financiera Colombiana [member] Corporacion Financiera Colombiana [member] Corporacion Financiera Colombiana Promigas S.A. E.S.P. Colombiana de Licitaciones y Concesiones S.A.S Estudios y Proyectos del Sol S.A.S. Proyectos y Desarrollos Viales del Pacifico S.A.S. [member] Proyectos y Desarrollos Viales del Pacifico SAS [member] Proyectos y Desarrollos Viales del Pacifico S.A.S. This member stands for Concesionaria Vial Del Oriente S.A.S. Concesionaria Vial Del Oriente S.A.S. This member stands for Concesionaria Vial Del Pacifico S.A.S. Concesionaria Vial Del Pacifico S.A.S. Estudios, Proyectos e Inversiones de los Andes S.A.S. y subsidiarias [member] Estudios, Proyectos e Inversiones de los Andes S.A.S. y subsidiarias [member] Estudios, Proyectos e Inversiones de los Andes S.A.S. y subsidiarias Hoteles Estelar S. A. Y Subsidiaries [Member] Hoteles Estelar S. A. Y Subsidiaries [Member] Hoteles Estelar S. A. Y Subsidiaries Information pertaining to CFC Gas Holding S.A.S. CFC Gas Holding S.A.S Aportes en Linea S.A. [member] Aportes en Linea SA [member] Aportes en Linea S.A. Principal place of business of subsidiary Country of incorporation of subsidiary Country Proportion of voting rights held in subsidiary Percentage of voting rights held Proportion of ownership interest in subsidiary Percentage of economic interest held Ownership interest (as a percent) Grupo Aval Limited Aval Fiduciaria S.A. [member] Aval Fiduciaria S.A [member] Aval Fiduciaria S.A. Aval Casa de Bolsa S.A [member] Aval Casa de Bolsa S.A [member] Aval Casa de Bolsa S.A Aval Banca de Inversion S.A.S. [member] Aval Banca de Inversion SAS [member] Aval Banca de Inversion S.A.S. Disclosure of voluntary change in accounting policy [table] Range [axis] Range [domain] Bottom of range [member] Bottom of range Disclosure of voluntary change in accounting policy [line items] Proportion of ownership interest in associate Ownership interest Closing foreign exchange rate Value of US 1 Top of range [member] Top of range Classes of property, plant and equipment [axis] Classes of property, plant and equipment [domain] Office equipment [member] Machinery [member] Computer equipment [member] Vehicles [member] Rubber [member] African oil palm [member] Bearer plants [member] Gas pipelines. Gas Pipelines [Member] Gas pipelines Useful life measured as period of time, property, plant and equipment Useful lives or depreciation rates, property, plant and equipment Disclosure of detailed information about intangible assets [table] Classes of intangible assets other than goodwill [axis] Classes of intangible assets other than goodwill [domain] Computer software [member] Licences [member] Brand names [member] Trademarks Customer-related intangible assets [member] Copyrights, patents and other industrial property rights, service and operating rights [member] Recipes, formulae, models, designs and prototypes [member] Easements [member] Easements [member] Disclosure of detailed information about intangible assets [line items] Useful life measured as period of time, intangible assets other than goodwill Intangible assets estimated useful lives Description of useful life, intangible assets other than goodwill Description of useful life, intangible assets other than goodwill Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [table] Currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. IFRS Cash and Cash Equivalents [Member] Investment securities at amortised cost [member] Investment securities at amortised cost [member] Trading securities [member] Investment securities at fair value [member] Investment securities at fair value [member] Hedging instruments [member] Hedging instruments [member] Financial guarantee contracts [member] Loan commitments [member] Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items] Maximum exposure to credit risk of financial assets designated as measured at fair value through profit or loss Maximum exposure to credit risk, financial assets Credit exposure Exposure to credit risk on loan commitments and financial guarantee contracts Exposure to credit risk outside of the statement of financial position Maximum exposure to credit risk Maximum exposure to credit risk Maximum exposure to credit risk Disclosure of financial assets [table] Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Carrying amount [member] Gross carrying amount [member] Gross carrying amount Cost Accumulated depreciation, amortisation and impairment [member] Accumulated depreciation, amortisation and impairment Accumulated impairment [member] Accumulated impairment Impairment loss Disclosure of financial assets [line items] Financial assets Financial assets Ending balance Beginning balance Financial assets at end of period Financial assets at beginning of period Financial assets Loan portfolio delivered as collateral Loan portfolio delivered as collateral Loan portfolio delivered as collateral Disclosure of credit risk exposure [abstract] Disclosure of credit risk exposure [table] Credit impairment of financial instruments [axis] Credit impairment of financial instruments [domain] Financial instruments not credit-impaired [member] Financial instruments credit-impaired [member] Type of measurement of expected credit losses [axis] Type of measurement of expected credit losses [domain] 12-month expected credit losses [member] Lifetime expected credit losses [member] Probability of default [axis] Probability of default [domain] This member stands for portfolio credit by probability of default for range one. 0% - 7.5% This member stands for portfolio credit by probability of default for range two. 7.5% - 15% This member stands for portfolio credit by probability of default for range three. 15% - 22.5% This member stands for portfolio credit by probability of default for range four. 22.5% - 30% This member stands for portfolio credit by probability of default for range five. 30% - 45% This member stands for portfolio credit by probability of default for range six. 45% - 60% This member stands for portfolio credit by probability of default for range seven. 60% - 90% This member stands for portfolio credit by probability of default for range eight. > 90% Disclosure of credit risk exposure [line items] Debt security issued by foreign government (not within the country of domicile of the entity). Sovereign Other Public Entities Debt securities issued by domestic or foreign corporate business, banks and other entities with a promise of repayment. Corporate Financial Entities Multilaterals Financing receivables by objective [axis] Financing receivables by objective [domain] Investment grade [member] Investment grade Speculative grade [member] Speculative grade Without grade or not available [member] Central Banks Investment securities [member] Investment securities [member] Service concession arrangement [member] Service concession arrangement [member] Other accounts receivable, general approach, other accounts receivables related to gas, energy services, contributions and others [member] Other accounts receivable, general approach, other accounts receivables related to gas, energy services, contributions and others Other accounts receivable, general approach, other accounts receivables and contract assets for government and corporate customers, sovereign [member] Other accounts receivable, general approach, other accounts receivables and contract assets for government and corporate customers, sovereign [member] Other accounts receivable, general approach, other accounts receivables and contract assets for government and corporate customers, corporate [member] Other accounts receivable, general approach, other accounts receivables and contract assets for government and corporate customers, corporate [member] Other accounts receivable, general approach, other accounts receivables related to contributions [member] Other accounts receivable, general approach, other accounts receivables related to contributions [member] Other accounts receivable, general approach, other accounts receivables related to gas [member] Other accounts receivable, general approach, other accounts receivables related to gas [member] Other accounts receivable, general approach, other accounts receivables related to energy services [member] Other accounts receivable, general approach, other accounts receivables related to energy services [member] Other accounts receivable, general approach, other accounts receivables related to others [member] Other accounts receivable, general approach, other accounts receivables related to others [member] Represents information pertaining to trade receivables and contract assets from individual customers. Trade Receivables And Contract Assets From Individual Customers Past due status [axis] Past due status [domain] Not later than one month [member] Up to 1 month Later than one month and not later than two months [member] Later than two months and not later than three months [member] Later than three months [member] Expected credit loss rate Counterparties [axis] Counterparties [domain] Central counterparties [member] Central counterparties [member] Notional amount Notional amount Disclosure of financial liabilities [table] Classes of liabilities [axis] Classes of liabilities [domain] Classes of financial liabilities [axis] Classes of financial liabilities [domain] Financial liabilities at fair value, class [member] Trading derivatives [member] Trading derivatives [member] Categories of financial liabilities [axis] Categories of financial liabilities [domain] Financial liabilities at fair value through profit or loss, category [member] This member stands for financial liabilities at fair value through profit or loss, classified as held for trading, category. Financial liabilities at fair value through profit or loss, classified as held for trading, category [member] Disclosure of financial liabilities [line items] Financial liabilities Financial liabilities Financial liabilities at fair value through profit or loss, mandatorily measured at fair value, category [member] Financial liabilities at fair value through profit or loss, mandatorily measured at fair value, category [member] The amount of cash collateral on derivative transactions. Cash Collateral On Derivatives Collateralization of cash Cash and cash equivalents with Central Bank [member] Central bank Cash and cash equivalents, financial entities [member] Financial entities Cash And Cash Equivalents, Checks in Clearing [member] Cash And Cash Equivalents, Checks in Clearing [Member] Cash equivalents Cash on hand Cash held by entity Information by loan-to-value (LTV) ratio, for example, but not limited to, 80% to 100%. Element name and standard label in LTV [numeric lower end] to [numeric higher end] Percent [Member] or LTV Greater Than [low end numeric value] Percent [Member] or LTV Less Than [high end numeric value] Percent [Member] formats. Ifrs Loan to Value [Axis] Loan-to-value (LTV) ratio, for example, but not limited to, 80% to 100%. Element name and standard label in LTV [numeric lower end] to [numeric higher end] Percent [Member] or LTV Greater Than [low end numeric value] Percent [Member] or LTV Less Than [high end numeric value] Percent [Member] formats. Ifrs Loan to Value [Domain] Loan-to-value (LTV) ratio less than 50%. Element name and standard label in LTV Greater Than [low end numeric value] Percent [Member] or LTV Less Than [high end numeric value] Percent [Member] formats. Less than 50% Loan-to-value (LTV) ratio from 51 to 70%. Element name and standard label in LTV [numeric lower end] to [numeric higher end] Percent [Member] format. 51 - 70% Loan-to-value (LTV) ratio from 71 to 90%. Element name and standard label in LTV [numeric lower end] to [numeric higher end] Percent [Member] format. 71 - 90% Loan-to-value (LTV) ratio from 90 to 100%. Element name and standard label in LTV [numeric lower end] to [numeric higher end] Percent [Member] format. 91 - 100% Loan-to-value (LTV) ratio more than 70%. Element name and standard label in LTV Greater Than [low end numeric value] Percent [Member] or LTV Less Than [high end numeric value] Percent [Member] formats. More than 70% Loan-to-value (LTV) ratio more than 100%. Element name and standard label in LTV Greater Than [low end numeric value] Percent [Member] or LTV Less Than [high end numeric value] Percent [Member] formats. More than 100% Unsecured credits Loans secured by other banks Collateralized Mortgages n/a Collateralized other real estate n/a Collateralized investments in equity instruments n/a Collateralized deposits in cash or cash equivalents n/a Collateralized leased machineries and vehicles n/a Collateralized fiduciary agreements stand by letters and guarantee funds n/a Collateralized pledged income n/a Collateralized pledges n/a Collateralized other assets Twelve-month expected credit losses and lifetime expected credit losses [member] Twelve-month expected credit losses and lifetime expected credit losses [member] Financial assets, identifiable collateral, carrying amount Financial assets, identifiable collateral, carrying amount Financial assets, identifiable collateral, carrying amount Financial assets, identifiable collateral, fair value Financial assets, identifiable collateral, fair value Financial assets, identifiable collateral, fair value Scenario [Axis] Scenario [Domain] This member stands for Scenario A. Scenario A This member stands for Scenario B. Scenario B This member stands for Scenario C. Scenario C Inflation rate, percentage Inflation rate, percentage Inflation Inflation rate, percentage, one-year projection Inflation rate, percentage, one-year projection Inflation, one-year projection DTF interest rate percentage DTF interest rate percentage DTF Interest rate DTF interest rate percentage on one year projection DTF interest rate percentage on one year projection DTF Interest rate, one-year projection GDP growth, percentage GDP growth, percentage GDP Growth GDP growth, percentage, one-year projection GDP growth, percentage, one-year projection GDP Growth, one-year projection Monthly indicator of economic activity, percentage. Monthly Indicator of Economic Activity, Percentage IMAE, percentage Monthly indicator of economic activity, percentage, one-year projection. Monthly Indicator of Economic Activity, Percentage, One-Year Projection IMAE, percentage, one-year projection Interest rate percentage on one year projection Interest Rate Percentage On One Year Projection Interest rate, one-year projection Nominal interest rate variation, percentage Nominal interest rate variation, percentage Nominal interest rate variation Nominal interest rate variation, percentage, one-year projection Nominal interest rate variation, percentage, one-year projection Nominal interest rate variation, one-year projection Unemployment rate, percentage Unemployment rate, percentage Unemployment rate Unemployment rate, percentage, one-year projection Unemployment rate, percentage, one-year projection Unemployment rate, one-year projection Percentage of scenario probability weighting in measuring ECL. Percentage Of Scenario Probability Weighting In Measuring Expected Credit Losses Scenario probability weighting in measuring ECL (as a percent) Proportion of loss allowance to gross exposure. Proportion Of Loss Allowance To Gross Exposure Proportion of Assets in Stage 2 The percentage of loss given default recovery rate weightage. Loss Given Default Recovery Rates Weightage LGD recovery rate weights Impairment loss (reversal of impairment loss) recognised in profit or loss, loans and advances Loss allowance - costs and expenses of sales goods and services Without recognized provision [member] Without recognized provision [member] Without recognized provision With recognized provision [member] With recognized provision [member] With recognized provision Method of assessment of expected credit losses [axis] Method of assessment of expected credit losses [domain] Expected credit losses individually assessed [member] Financial assets, loans, collateral guarantees Financial assets, loans, collateral guarantees Financial assets, loans, collateral guarantees The amount of increase (decrease) through transfers of financial assets from stage 1 to stage 2. Increase (Decrease) through Transfer From Stage 1 to Stage 2 Transfer from stage 1 to stage 2 Transfer from stage 1 to stage 2 The amount of increase (decrease) through transfers of financial assets from stage 1 to stage 3. Increase (Decrease) through Transfer From Stage 1 to Stage 3 Transfer from stage 1 to stage 3 Transfer from stage 1 to stage 3 The amount of increase (decrease) through transfers of financial assets from stage 2 to stage 3. Increase (Decrease) through Transfer From Stage 2 to Stage 3 Transfer from stage 2 to stage 3 Transfer from stage 2 to stage 3 The amount of increase (decrease) through transfers of financial assets from stage 3 to stage 2. Increase (Decrease) through Transfer From Stage 3 to Stage 2 Transfer from stage 3 to stage 2 Transfer from stage 3 to stage 2 The amount of increase (decrease) through transfers of financial assets from stage 2 to stage 1. Increase (Decrease) through Transfer From Stage 2 to Stage 1 Transfer from stage 2 to stage 1 Transfer from stage 2 to stage 1 The amount of increase (decrease) through transfers of financial assets from stage 3 to stage 1. Increase (Decrease) through Transfer From Stage 3 to Stage 1 Transfer from stage 3 to stage 1 Transfer from stage 3 to stage 1 The increase (decrease) in remeasurement of loss allowance, net. Increase (Decrease) Remeasurement Of Loss Allowance Net Net remeasurement of loss allowance Increase through origination or purchase, financial assets New financial assets originated or purchased / Provision charged to profit or loss New financial assets originated or purchased Additions or new concession arrangements Decrease through derecognition, financial assets Financial assets that have been paid Financial assets that have been derecognized/paid Decrease through sale, financial assets. Decrease Through Sale, Financial Assets Sales of portfolio The increase (decrease) due to unwinding of discount. Increase (Decrease) Through Unwinding Of Discount Unwind of discount Increase (decrease) through foreign exchange and other movements, financial assets FX and other movements FX and other movements Increase (decrease) through discontinued operations Increase (decrease) through discontinued operations Discontinued operations Discontinued operations Decrease through entity deconsolidation, financial assets. Decrease Through Entity Deconsolidation, Financial Assets Entity deconsolidation Increase through provision charged to profit or loss, financial assets. Increase Through Provision Charged to Profit or Loss, Financial Assets Provision charged to profit or loss Increase (Decrease) Through Reclassification, Financial Assets Increase (Decrease) Through Reclassification, Financial Assets Reclassification MFG operation Decrease through recovery for partial payments, financial assets Decrease through recovery for partial payments, financial assets Recovery for partial payments from the clients Decrease through write-off, financial assets Collections during the year Write-offs Write-offs Increase (decrease) through foreign exchange, financial assets Effect of movements in exchange rates Exchange gains (losses) in foreign currency The amount of impact of measurement of ECL due to changes made in PDs/LGDs/EADs and changes made to model assumptions and methodologies. Impact Of Measurement Of Expected Credit Losses Due To Changes Made Impact of the measurement of ECL The amount of increase (decrease) in other receivables associated with loans. Increase (Decrease) in Other Receivables Associated with Loans Net remeasurement of amortized cost and other receivables Decrease through sale of impaired loans portfolio, loss allowances, financial assets. Decrease Through Sale of Impaired Loans Portfolio, Loss Allowances, Financial Assets Sale of loan portfolio - loss allowance The decrease in financial assets resulting from sale of impaired cash loans portfolio. Decrease Through Sale of Impaired Loans Portfolio, Cash, Financial Assets Sale of loan portfolio - cash Increase (decrease) through gain or loss on portfolio sale, financial assets. Increase (Decrease) Through Gain or Loss on Portfolio Sale, Financial Assets Gain or loss on sale portfolio TRM variation within one year. TRM Variation Within One Year TRM variation Financing Receivables by Economic Sector [Axis] Economic Sector [Domain] Consumer services Commercial services Building or developing real estate. Includes, but is not limited to, improvement to land for drainage, utilities, grading and subdividing. IFRS Construction [Member] Food, beverage and tobacco Other industrial and manufacturing products Transportation and communications Public services Chemical production Organization that is the governing authority of a community. Government Agricultural Trade and tourism Mining products and oil Other [member] Concentration risk, percentage, financial assets Concentration risk, percentage, financial assets Concentration risk, percentage, financial assets (as a percent) COSTA RICA GUATEMALA UNITED STATES HONDURAS EL SALVADOR NICARAGUA Other countries Currency [Axis] All Currencies [Domain] Colombia, Pesos Foreign currency [member] Foreign currency Represents the percentage of loan portfolio in foreign currency. Percentage Of Loan Portfolio in Foreign Currency Percentage of loan portfolio in foreign currency Securities issued or secured by Colombian Government Securities issued or secured by other Colombian Government entities Securities issued or secured by foreign Governments Securities issued by central banks Securities issued or secured by other financial entities Securities issued by entities of the non-financial sector entities IFRS other debt securities [member] Other debt securities All countries [member] All countries [member] Countries BRAZIL MEXICO CHILE PERU PARAGUAY JAPAN GERMANY Multilateral countries. Multilateral Countries [Member] Multilateral This member stands for Multilateral - Bladex. Multilateral - Bladex (Foreign Trade Bank of Latin America) Multilateral, Andean Development Corporation (Corporacion Andina de Fomento) [member] Multilateral - Andean Development Corporation (Corporacion Andina de Fomento) This member stands for Multilateral - Inter-American Corporation for the Financing of Infrastructure. Multilateral - Inter-American Corporation for the Financing of Infrastructure Government debt instruments held Central Government debt instruments held Represents the percentage of government issued debt instruments held by entity. Government debt instruments held, percentage Central Government debt instruments held (as a percent) Bank debt instruments held Central Bank debt instruments held Represents the percentage of central bank issued debt instruments held by entity. Bank debt instruments held, percentage Central Bank debt instruments held (as a percent) Total sovereign risk Total sovereign risk Total Sovereign Risk Total sovereign risk, percent Total sovereign risk, percent Total sovereign risk (as a percent) The investment in debt instrument as a percentage of total investment portfolio. Investment in debt instrument as a percentage of total portfolio Country of domicile [member] Foreign countries [member] It represents the amount of modifications on loans and other receivables Loans and Receivables, Restructured Restructured loans The amount of foreclosed financial assets received Foreclosed Financial Assets Received Foreclosed assets received Foreclosed Financial Assets Sold Foreclosed Financial Assets Sold Foreclosed assets sold Unused credit card limits Approved credits not disbursed. Approved Credits Not Disbursed [Member] Approved credits not disbursed Credit arrangements [member] Credit arrangements [member] Credit arrangements Unused limits of overdrafts Unused letters of credit United States of America, Dollars Euro Member Countries, Euro Other Currency [Member] Disclosure of offsetting of financial assets [table] Investments represented by an agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Such agreements are generally short-term in nature. IFRS Repurchase Agreements [Member] Repurchase agreements Disclosure of offsetting of financial assets [line items] Gross financial assets subject to offsetting, enforceable master netting arrangements or similar agreements Gross financial assets subject to offsetting, enforceable master netting arrangements or similar agreements Net financial assets subject to offsetting, enforceable master netting arrangements or similar agreements in statement of financial position Net financial assets subject to offsetting, enforceable master netting arrangements or similar agreements in statement of financial position Financial instruments subject to enforceable master netting arrangement or similar agreement not set off against financial assets Financial instruments subject to enforceable master netting arrangement or similar agreement not set off against financial assets Cash collateral received subject to enforceable master netting arrangement or similar agreement not set off against financial assets Cash collateral received subject to enforceable master netting arrangement or similar agreement not set off against financial assets Net financial assets subject to offsetting, enforceable master netting arrangements or similar agreements Net financial assets subject to offsetting, enforceable master netting arrangements or similar agreements Disclosure of offsetting of financial liabilities [table] Disclosure of offsetting of financial liabilities [line items] Gross financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements Gross financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements Net financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements in statement of financial position Net financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements in statement of financial position Financial instruments subject to enforceable master netting arrangement or similar agreement not set off against financial liabilities Financial instruments subject to enforceable master netting arrangement or similar agreement not set off against financial liabilities Cash collateral pledged subject to enforceable master netting arrangement or similar agreement not set off against financial liabilities Cash collateral pledged subject to enforceable master netting arrangement or similar agreement not set off against financial liabilities Net financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements Net financial liabilities subject to offsetting, enforceable master netting arrangements or similar agreements Disclosure of nature and extent of risks arising from financial instruments [table] Types of risks [axis] Types of risks [domain] Market risk [member] Disclosure of nature and extent of risks arising from financial instruments [line items] Represents the amount of net financial asset (liability) Finance Assets Liabilities Net Net financial asset (liability) position Net position Corficolombiana [member] Corficolombiana Corficolombiana S.A. Trading risk [axis] Trading risk [domain] Measure Trading Risk Method Value at risk Value Basis point refers to a common unit of measure for interest rates and other percentages in finance. Financial Subsidiaries, Basis Points of Regulatory Capital Basis points of regulatory capital (as a percent) Weighted average [member] Interest rate risk [member] Currency risk [member] Equity price risk [member] Mutual funds Total for all subsidiaries [member] The amount of market risk weighted assets as a percentage of total risk weighted assets. Market risk weighted assets as a percentage of total risk weighted assets The percentage of average difference in foreign currency denominated rights and foreign currency denominated obligations including both on and off balance sheet positions on unconsolidated basis. Percentage of Average Difference in Foreign Currency Denominated Rights and Foreign Currency Denominated Obligations on Unconsolidated Basis The percentage of average difference in foreign currency denominated rights and foreign currency denominated obligations including both on and off balance sheet positions on consolidated basis. Percentage of Average Difference in Foreign Currency Denominated Rights and Foreign Currency Denominated Obligations on Consolidated Basis Trade receivables [member] Financial liabilities at amortised cost, class [member] Customer deposits [member] Financial liabilities at amortised cost, category [member] Increase in equity, 100 Colombian pesos per United States dollar. Increase in equity due to change in value of USD Equity, increase Ps.100 per U.S. dollar Decrease in equity, 100 Colombian pesos per United States dollar. Decrease in equity due to change in value of USD Equity, decrease Ps.100 per U.S. dollar Increase in foreign exchange effect on profit before taxes, 100 Colombian pesos per United States dollar. Increase in Profit Before Tax Due to Change in Value of Usd Profit and loss before taxes, increase Ps.100 per U.S. dollar Decrease in foreign exchange effect on profit before taxes, 100 Colombian pesos per United States dollar. Decrease in profit before tax due to change in value of USD Profit and loss before taxes, decrease Ps.100 per U.S. dollar Percentage of ordinary basic equity and additional basic equity on which shock scenarios are calculated Percentage of ordinary basic equity and additional basic equity on which shock scenarios are calculated Percentage of ordinary basic equity and additional basic equity (as a percent) Banco AV villas. Banco AV Villas Banco de Bogot, Consolidated [member] Banco de Bogot, Consolidated [Member] Banco de Occidente, Consolidated [member] Banco de Occidente, Consolidated [Member] Maximum amount increase (decrease) on interest income due to movements in interest rates using a constant balance sheet and a 12-month window. Maximum Delta Net Interest Margin Metric Maximum Delta NIM Maximum amount of fluctuation of equity in response to changes in interest rates using a liquidation balance sheet. Maximum Delta Economic Value Of Equity Metric Maximum Delta EVE Percentage of maximum Delta EVE calculated under interest rate shock scenarios by dividing the sum of Ordinary Basic Equity and Additional Basic Equity. Percentage of maximum Delta Economic Value Of Equity of Sum Of Ordinary Basic Equity And Additional Basic Equity Delta EVE / CET1+AT1 Disclosure of risk management strategy related to hedge accounting [table] The axis of a table defines the relationship between the members in the table and the line items or concepts that complete the table. Regulatory Shock Scenario [Axis] This member stands for regulatory shock scenarios. Regulatory Shock Scenario [Domain] This member stands for parallel upward shock, where there is a parallel upward shift of the yield curve with the same positive interest rate shock for all maturities. Parallel Upward Shock [Member] This member stands for parallel downward shock, where there is a parallel downward shift of the yield curve with the same negative interest rate shock for all maturities. Parallel Downward Shock [Member] This member stands for steepener shock, where there is a steepening shift of the yield curve, with negative interest rate shocks for shorter maturities and positive interest rate shocks for longer maturities. Steepener Shock [Member] This member stands for flattener shock, where there is a flattening shift of the yield curve, with positive interest rate shocks for shorter maturities and negative interest rate shocks for longer maturities. Flattener Shock [Member] This member stands for short rates upward shock, with larger positive interest rate shocks for shorter maturities to converge with the baseline for longer maturities. Short Rates Upward Shock [Member] This member stands for short rates downward shock, with larger negative interest rate shocks for shorter maturities to converge with the baseline for longer maturities. Short Rates Downward Shock [Member] Disclosure of risk management strategy related to hedge accounting [line items] Represents the amount of increase (decrease) in Net Interest Margin and Economic Value of Equity under different regulatory shock scenarios. Increase (Decrease) In Net Interest Margin And Economic Value Of Equity Under Regulatory Shock Scenarios Increase (decrease) in NIM and EVE Later than one month and not later than six months [member] Later than six months and not later than one year [member] Later than one year [member] Types of interest rates [axis] Types of interest rates [domain] Non-interest [member] Checking accounts [member] Time deposits [member] Saving deposits [member] Other deposits [member] Borrowing from banks and other [member] Debt arrangement having an initial term longer than one year or beyond the normal operating cycle, if longer. IFRS Long-term Debt [Member] Accounting sensitivity exercise to variations in interest rates, basis point increase Accounting sensitivity exercise to variations in interest rates, basis point increase Accounting sensitivity exercise to variations in interest rates, basis point increase (as a percent) Accounting sensitivity exercise to variations in interest rates, 100 basis point increase, net income before income tax expense, increase (decrease), amount Accounting sensitivity exercise to variations in interest rates, 100 basis point increase, net income before income tax expense, increase (decrease), amount Accounting sensitivity exercise to variations in interest rates, 100 basis point increase, net income before income tax expense, increase (decrease), amount Accounting sensitivity exercise to variations in interest rates, 100 basis point increase, net income before income tax expense, increase (decrease), percentage Accounting sensitivity exercise to variations in interest rates, 100 basis point increase, net income before income tax expense, increase (decrease), percentage Accounting sensitivity exercise to variations in interest rates, 100 basis point increase, net income before income tax expense, increase (decrease), percentage (as a percent) Accounting sensitivity exercise to variations in interest rates, 100 basis point increase, other comprehensive income (loss) in equity, amount Accounting sensitivity exercise to variations in interest rates, 100 basis point increase, other comprehensive income (loss) in equity, amount Accounting sensitivity exercise to variations in interest rates, 100 basis point increase, other comprehensive income (loss) in equity, amount Floating interest rate [member] Fixed interest rate [member] Not later than one year [member] Up to 1 year Not later than One Year Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, checking and savings accounts, before reduction Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, checking and savings accounts, before reduction Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, checking and savings accounts, before reduction (as a percent) Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, checking and savings accounts, after reduction Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, checking and savings accounts, after reduction Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, checking and savings accounts, after reduction (as a percent) Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, time deposits, before reduction Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, time deposits, before reduction Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, time deposits with a term up to 18 months, before reduction (as a percent) Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, time deposits, after reduction Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, time deposits, after reduction Reserve requirement, domestic country, one percent reduction, reserve ratio percentage, time deposits with a term up to 18 months, after reduction (as a percent) Disclosure of maturity analysis for financial assets held for managing liquidity risk [table] Maturity [axis] Maturity [domain] Later than one day and not later than seven days [member] Later than one day and not later than seven days [member] Later than one month and not later than three months [member] More than 1 month and no more than 3 months Disclosure of maturity analysis for financial assets held for managing liquidity risk [line items] Financial assets held for managing liquidity risk Liquid assets Liquidity management Financial assets held for managing liquidity risk, liability balance Financial assets held for managing liquidity risk, liability balance Liquid assets (liabilities) Indicador de Riesgo de Liquidez, ratio, currency Indicador de Riesgo de Liquidez, ratio, currency IRL Ratio Indicador de Riesgo de Liquidez, ratio, percentage Indicador de Riesgo de Liquidez, ratio, percentage IRL Ratio (as a percent) Liquidity risk [member] This member stands for standby letters of credit commitments. Standby letters of credit Overdraft facility [member] Overdraft facility [member] This member stands for standby credit card facility commitments. Standby credit card facility This member stands for undrawn approved loans commitments. Undrawn approved loans Gross loan commitments Commitments loans This represents an enterprise's ability to meet its debt and other obligations. Solvency Risk Ratio Percentage of capital conversion buffer. Percentage of Capital Conversion Buffer Capital Conversion Buffer Percentage of systematic risk buffer. Percentage of Systematic Risk Buffer Systematic Risk Buffer This represents an enterprise's ability to meet its debt and other obligations. Basic Solvency Risk Ratio CET1 solvency ratio Additional Tier 1 Additional Tier 1 Percentage AT1 capital solvency ratio Decrees established a minimum leverage ratio Decrees Established A Minimum Leverage Ratio Leverage ratio Systemic importance buffer, percentage Systemic importance buffer, percentage Systemic importance buffer (as a percent) Represents the transition period to comply with the systemic buffer. Transition period to Comply with the Systemic Buffer Transition period to comply with the systemic buffer Separate basis. Separate Basis [Member] Separate basis Consolidated basis. Consolidated Basis [Member] Consolidated basis Reserves and retained earnings Reserves and retained earnings Regulatory capital deductions [abstract] Regulatory capital deductions [abstract] Deductions: Goodwill and other intangibles, deductions from regulatory capital Goodwill and other intangibles, deductions from regulatory capital Goodwill and other intangibles Deferred tax assets, deductions from regulatory capital Deferred tax assets, deductions from regulatory capital Deferred tax assets Other Deductions from regulatory capital Other deductions from regulatory capital Other Core equity tier one capital Core equity tier one capital CET1 Other tier one capital Other tier one capital Other The amount of Additional Tier One Capital Additional Tier One Capital AT1 Tier one primary capital Tier one primary capital Tier I Subordinated instruments. Subordinated Instruments Subordinated instruments Other additions (deductions) to Tier one capital Other additions (deductions) to tier one capital Plus/minus others Tier two secondary capital Tier two secondary capital Tier II capital Value of stabilization reserve deducted from secondary capital Value of stabilization reserve deducted from secondary capital Value of the stabilization reserve Other deductions from technical capital Other deductions from technical capital Other deductions from technical capital Technical regulatory capital Technical regulatory capital Technical capital The amount of total assets weighted by risk. Total assets weighted by risk Risk-weighted assets Market risk. Market Risk Market risk Market risk exposure. Market Risk Exposure Market risk exposure Operational risk Operational risk Operational risk Operational risk exposure. Operational Risk Exposure Operational risk exposure Risk-weighted assets including regulatory value at risk and operational risk Risk weighted assets including regulatory value at risk and operational risk Risk-weighted assets including regulatory market risk and operational risk Tier one capital solvency ratio Tier one capital solvency ratio Tier 1 capital solvency ratio Tier two capital solvency ratio Tier two capital solvency ratio Tier II solvency ratio Total solvency ratio Total Solvency Ratio Regulatory capital measure. Regulatory Capital Measure Capital measure Regulatory exposure measure. Regulatory Exposure Measure Exposure measure Disclosure of fair value measurement of assets [table] Measurement [axis] Measurement [domain] At fair value [member] Recurring fair value measurement [member] Levels of fair value hierarchy [axis] Levels of fair value hierarchy [domain] Level 1 of fair value hierarchy [member] Level 2 of fair value hierarchy [member] Level 3 of fair value hierarchy [member] Ownership interest or right to acquire or dispose of ownership interest in corporations and other legal entities for which ownership interest is represented by shares of common or preferred stock, convertible securities, stock rights, or stock warrants. Equity securities Trading equity securities [member] Equity securities Equity investments [member] Currency forward [member] Bond forward [member] Interest rate swap contract [member] Interest rate swap Interest rate risk Currency swap contract [member] Currency Options [member] Non-financial assets [member] Non-financial assets [member] Biological assets [member] Biological assets [member] Investment property [member] Investment property Investments in equity instruments designated at fair value through other comprehensive income [member] Disclosure of fair value measurement of assets [line items] Disclosure of fair value measurement of liabilities [table] Disclosure of fair value measurement of liabilities [line items] Pledged in money market operations Pledged as collateral to special entities such as CRCC, BR and BVC Represents information pertaining to pledged as collateral in operations with derivative instruments. Pledged as collateral in operations with derivative instruments Financial assets pledged as collateral for liabilities or contingent liabilities Financial assets pledged as collateral Financial assets pledged as collateral This member stands for securities issued or secured by central banks. Securities issued or secured by central banks Non-recurring fair value measurement [member] The amount of obligation towards Impaired collateralized loans. Impaired collateralized loans Impaired collateralized loans Non-current assets or disposal groups classified as held for sale, assets of disposal group held for sale Non-current assets or disposal groups classified as held for sale, assets of disposal group held for sale Assets of disposal group held for sale Total assets of disposal group held for sale Non-current assets or disposal groups classified as held for sale, assets held for sale Non-current assets or disposal groups classified as held for sale, assets held for sale Non-current assets held for sale Disclosure of significant unobservable inputs used in fair value measurement of assets [table] Valuation techniques used in fair value measurement [axis] Valuation techniques used in fair value measurement [domain] Market comparable prices [member] Income approach [member] Adjusted discounted cash flow, discount interest rates, one [member] Adjusted discounted cash flow, discount interest rates, one [member] Adjusted discounted cash flow, discount interest rates, one Adjusted discounted cash flow, discount interest rates, two [member] Adjusted discounted cash flow, discount interest rates, two [member] Adjusted discounted cash flow, discount interest rates, two Gradient method. Gradient Method [Member] Gradient Favorable scenario Unfavorable scenario Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] Possible increase in variation by number of times. Possible Increase In Variation By Number Of Times Increase in variation by number of times Possible decrease in variation by number of times. Possible Decrease In Variation By Number Of Times Decrease in variation by number of times Percentage of possible increase in variation. Percentage of Possible Increase In Variation Increase in variation (as a percent) Percentage of possible decrease in variation. Percentage of Possible Decrease In Variation Decrease in variation (as a percent) The sensitivity analysis of investments under different scenarios. Sensitivity Of Investments Sensitivity analysis of investments Increase (decrease) in fair value measurement due to reasonably possible increase in unobservable input, assets Sensitivity impacts, Scenario 1 Increase (decrease) in fair value measurement due to reasonably possible decrease in unobservable input, assets Sensitivity impacts, Scenario 2 Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, increase, market value Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, increase, market value Scenario 1, increases in the sensitivity analysis of market value (square meter) (as a percent) Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, increase, market income Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, increase, market income Scenario 1, increases in the sensitivity analysis of market income (as a percent) Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, increase, initial capitalization rate Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, increase, initial capitalization rate Scenario 1, increases in the sensitivity analysis of initial capitalization rate (as a percent) Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, increase, cash flow rate Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, increase, cash flow rate Scenario 1, increases in the sensitivity analysis of cash flow discount rate (as a percent) Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, decrease, market value Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, decrease, market value Scenario 2, decreases in the sensitivity analysis of market value (square meter) (as a percent) Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, decrease, market income Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, decrease, market income Scenario 2, decreases in the sensitivity analysis of market income (as a percent) Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, decrease, initial capitalization rate Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, decrease, initial capitalization rate Scenario 2, decreases in the sensitivity analysis of initial capitalization rate (as a percent) Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, decrease, cash flow rate Level 3 of fair value hierarchy, valuation of equity instruments through profit or loss, sensitivity analysis, variable, decrease, cash flow rate Scenario 2, decreases in the sensitivity analysis of cash flow rate (square meter) (as a percent) Investment funds [member] Represents information pertaining to private real estate equity fund Nexus. Private real estate equity fund Nexus Represents the information pertaining to private equity fund Pactia Inmobiliario. Private equity fund Pactia Inmobiliario [member] Unconsolidated structured entities [axis] Unconsolidated structured entities [domain] Total for all unconsolidated structured entities [member] Funds managed by other entities Funds managed by other entities [member] N/A Banco AV Villas S A Financial assets, at fair value Fair Value Financial assets at fair value Represents the percentage of valuation sample. Sensitivity Analysis, Percentage of Valuation Sample Percentage of valuation sample Represents the percentage of participation in subsidiary for which valuation sample is calculated. Percentage of Participation in Subsidiary for which Valuation Sample is Calculated Percentage of participation in subsidiary Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets [table] Unobservable inputs [axis] Unobservable inputs [domain] Discount rate, measurement input [member] Weighted average cost of capital, measurement input [member] Growth rate Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets [line items] The effect on fair value of assets due to increase in basis point. Effect on Fair Value of Unconditional Transfer Rights Of Gas Pipelines to Government entities due to increase in basis point +100 bps The effect on fair value of assets due to decrease in basis point. Effect on fair value of unconditional transfer rights of gas pipelines to Government entities due to decrease in basis point -100 bps Level one to two Level Three to Two Level Three to Two [Member] Level three to two Debt instruments held Debt instruments held n/a Financial Assets In Concession [Member] Gains (losses) recognised in other comprehensive income including exchange differences, fair value measurement, assets Changes in fair value recognised in OCI Settlements, fair value measurement, assets Execution of the conversion option of the BOCEA into shares The amount of transfers of assets into Level 3 (out of Level 3) of the fair value hierarchy. Transfers Into / Out Of Level 3 Of Fair Value Hierarchy, Assets Net effect from concession termination Decrease in investment properties due to transfers to non-current assets held for sale. Transfers to noncurrent assets held-for-sale Transfers to non-current assets held for sale Decrease in assets due to reclassification. Reclassification Reclassification Effect of movements In exchange rates Effect of movements In exchange rates Effect of movements in exchange rates Purchases, fair value measurement, assets Additions Sales, fair value measurement, assets Sales/redemptions Sales/redemptions Fair value measurement assets disposed discontinued operations Fair value measurement, assets, disposed, discontinued operations Discontinued operations The amount of fair value asset, transfers from level 2 to level 3. Fair Value, Assets, Transfers From Level 2 To Level 3 Transfers from level 2 to level 3 The amount of fair value asset, transfers from level 3 to level 2. Fair Value, Assets, Transfers From Level 3 To Level 2 Transfers from level 3 to level 2 The decrease in the fair value measurement of assets resulting from reclassification. Reclassification Fair Value Measurement, Assets Reclassification MFG operation Loan portfolio and investments in debt securities at amortised cost [member] Loan portfolio and investments in debt securities at amortised cost [member] Financial liabilities, at fair value Financial liabilities at fair value Growth rate used to extrapolate cash flow projections Growth rate used to extrapolate cash flow projections Significant unobservable input, assets Significant unobservable input, assets The forecasted price of natural rubber. Price of natural rubber The forecasted price of African palm. Price of African palm per ton Financial assets at fair value through profit or loss Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value, and at amortized cost [member] Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value, and at amortized cost [member] Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value, and at amortized cost Interest income on cash and cash equivalents Cash and cash equivalents Interest income on other financial assets Other accounts receivable The amount of income arising from interest on loans, cash and cash equivalents and other accounts receivable. Revenue From Interest on Loans, Cash and Cash Equivalents And Other Accounts Total interest income cash and cash equivalents and other accounts receivable The amount of interest expense on deposits from customers. [Refer: Interest expense; Deposits from customers. Interest expense on deposits checking accounts Checking accounts The amount of interest expense on deposits from customers. [Refer: Interest expense; Deposits from customers] Interest expense on deposits savings accounts Savings accounts Represents the portion of interest expense arising from the interest component of a derivative designated as a hedging instrument, where the hedged item is the entity's savings account deposits. Interest Expense, Hedging Derivative On Savings Accounts Interest of the derivative designated as the hedging instrument in savings accounts The amount of interest expense on deposits from customers. [Refer: Interest expense; Deposits from customers] Interest expense on deposits time deposits Time deposits Represents the portion of interest expense arising from the interest component of a derivative designated as a hedging instrument, where the hedged item is the entity's time deposits. Interest Expense, Hedging Derivative On Time Deposits Interest of the derivative designated as the hedging instrument in time deposits Financial obligations [Abstract] Financial obligations Interest expense on interbank borrowings and overnight funds Interest expense on interbank borrowings and overnight funds Interbank borrowings and overnight funds Represents the portion of interest expense arising from the interest component of a derivative designated as a hedging instrument, where the hedged item is the entity's bank borrowings. Interest Expense, Hedging Derivative On Bank Borrowings Interest of the derivative designated as the hedging instrument in interbank borrowings and overnight funds Interest expense on borrowings Borrowings from banks and similar Interest expense on lease liabilities Leases contracts Interest expense on bonds Bonds issued Interest expense on bonds The amount of interest expenses on borrowing from development entities. Interest expense on borrowing from development entities Borrowing from development entities Disclosure of cash and cash equivalents [table] Disclosure of cash and cash equivalents [table] Disclosure of cash and cash equivalents [line items] Cash Cash Cash and bank balances at central banks Deposits in the Colombian central bank Balances with banks Demand deposits in banks and other financial entities Other banking arrangements, classified as cash equivalents Clearing houses Current restricted cash and cash equivalents Cash held for specific purposes Current restricted cash and cash equivalents for land acquisition and execution of network work. Current Restricted Cash And Cash Equivalents For Land Acquisition And Execution Of Network Work Cash and cash equivalents for land acquisition and execution of network work Mandatory reserve deposits at central banks Cash reserves The amount of trading asset (liabilities) net as on the balance sheet date. Trading assets and liabilities, net Total trading assets and liabilities net Corporate stock Represents information pertaining to pension and severance funds. Pension and severance funds Represents information pertaining to Stabilization reserves. Stabilization Reserves [Member] Stabilization reserves Represent assets administered by the entity in a fiduciary capacity on behalf of third parties, for which the entity acts as an administrator without assuming ownership. These assets are kept off-balance sheet and are managed in accordance with the terms of the fiduciary contract. Fiduciary Assignments [Member] Fiduciary assignments Restricted investment funds related to Concesionaria Nueva Via al Mar [member] Restricted investment funds related to Concesionaria Nueva Via al Mar [member] Concesionaria Nueva Via al Mar This member stands for restricted investment funds related to Concesionaria Vial Dl Pacifico. Restricted Investment Funds Related To Concesionaria Vial Dl Pacifico [Member] Concesionaria Vial del Pacfico This member stands for restricted investment funds related to Concesionaria Vial del Oriente. Restricted Investment Funds Related To Concesionaria Vial Del Oriente [Member] Concesionaria Vial del Oriente The amount of financial assets at fair value through profit or loss classified as held for trading. A financial asset is classified as held for trading if: (a) it is acquired principally for the purpose of selling it in the near term; (b) on initial recognition it is part of a portfolio of identified financial instruments that are managed together and for which there is evidence of a recent actual pattern of short-term profit-taking; or (c) it is a derivative (except for a derivative that is a financial guarantee contract or a designated and effective hedging instrument). [Refer: At fair value [member]; Financial assets at fair value through profit or loss] Financial assets at fair value through profit or loss classified as held equity securities Financial assets at fair value through profit or loss classified as held equity securities The percentage of total assets of funds to be invested in mandatory severance and pension funds. Percentage Of Total Assets Of Funds To Be Invested In Mandatory Severance And Pension Funds Percentage of total assets of funds to be invested in mandatory severance and pension funds Forward contract [member] Represents information pertaining to forward contracts, foreign currency to buy. Forward contracts, Foreign currency to buy Represents information pertaining to forward contracts, foreign currency to sell. Forward contracts, Foreign currency to sell Represents information pertaining to forward contracts, debt securities to buy. Forward contracts, Debt securities to buy Represents information pertaining to forward contracts, debt securities to sell. Forward contracts, Debt securities to sell Swap contract [member] Option contract [member] Represents information pertaining to options contracts, foreign currency to buy. Options Contracts, Foreign currency to buy Derivative financial assets held for trading Derivative assets Represents information pertaining to options contracts, foreign currency to sell. Options Contracts, Foreign currency to sell n\a Securities issued or secured by non-financial sector entities Financial assets at cost Financial assets at cost Cost Amount of unrealized gain on investment securities measured at fair value recognized in other comprehensive income. Financial assets, unrealised gains Unrealized Gain Amount of unrealized loss on investment securities measured at fair value recognized in other comprehensive income. Financial assets, unrealised losses Unrealized Losses Amount of expected credit losses allowance account for credit losses of financial assets. Expected Credit Losses Allowance Account For Credit Losses Of Financial Assets ECL Amount of redemption or sales reclassified from other comprehensive income before tax to profit or loss. Redemptions Or Sales Reclassified From O C I Before Tax to Profit Or Loss Redemptions or sales Amount of expected credit loss allowance reclassified from other comprehensive income before tax to profit or loss. Expected Credit Loss Allowances Reclassified From O C I Before Tax to Profit Or Loss ECL allowance The amount reclassified to profit or loss from other comprehensive income before tax. Amount Reclassified To Profit Or Loss From Other Comprehensive Income Before Tax Total reclassified to profit or loss Later than three months and not later than one year [member] More than 3 months and no more than 1 year Later than one year and not later than five years [member] From 1 to 5 years More than 1 year and no more than 5 years Later than five years and not later than ten years [member] More than 5 years and no more than 10 years Later than ten years [member] More than 10 years Pledged in money market operations and pledged as collateral to special entities such as CRCC, BR and BVC [member] Pledged in money market operations and pledged as collateral to special entities such as CRCC, BR and BVC Grupo Energia Bogota S.A. E.S.P. [member] Grupo Energia Bogota SA ESP [member] Grupo Energia Bogota S.A. E.S.P. This member stands for port operating companies. Port operating companies Holding Bursatil Regional S.A. [member] Holding Bursatil Regional SA [member] Holding Bursatil Regional S.A. Titularizadora Colombiana S.A. Titularizadora Colombiana S. A. [Member] Titularizadora Colombiana S.A. Others [member] Others [member] Others Mineros S.A. Percentage of shares sold Percentage of shares sold Percentage of shares sold Percentage of share disposed (as a percent) Dividend income Dividends Variation in closing foreign exchange rate Variation in closing foreign exchange rate Variation Disclosure of detailed information about hedging instruments [table] Other subsidiaries and branches Banco de Bogota Other subsidiaries and branches Banco de Bogot Sociedad Portuaria El Cayao S.A. E.S.P. Gases del Pacifico S.A.C. [member] Gases del Pacifico SAC [member] Gases del Pacifico S.A.C. Gas Natural de Lima y Callao S.A.C. - Calidda [member] Gas Natural de Lima y Callao SAC - Calidda [member] Gas Natural de Lima y Callao S.A.C. - Calidda N/A Promigas Per S.A.C. n/a Gases del Norte del Peru S.A.C. n/a Promigas Panam Corporation Represents information pertaining to Promigas USA INC. Promigas USA INC [Member] Promigas USA INC Disclosure of detailed information about hedging instruments [line items] Hedges of net investment in foreign operations [abstract] Gains (losses) on hedges of net investments in foreign operations, before tax Net OCI account Types of hedges [axis] Types of hedges [domain] Hedges of net investment in foreign operations [member] Investments in subsidiaries reported in separate financial statements Investment amount Hedged item, liabilities Amount of hedge by financial liabilities in foreign currency Gains (losses) on hedges of net investments in foreign operations, hedged item, current amount, before tax Gains (losses) on hedges of net investments in foreign operations, hedged item, current amount, before tax Current amount hedged item Gains (losses) on hedges of net investments in foreign operations, hedging non-derivative instrument, current amount, before tax Gains (losses) on hedges of net investments in foreign operations, hedging non-derivative instrument, current amount, before tax Current amount hedging non-derivative instrument Gains (losses) on hedges of net investments in foreign operations, hedging derivative instrument, current amount, before tax Gains (losses) on hedges of net investments in foreign operations, hedging derivative instrument, current amount, before tax Current amount hedging derivative instrument Cash flow hedges [member] Other comprehensive income, net of tax, change in value of forward elements of forward contracts that hedge transaction related hedged items Changes in the fair value FwD - Future transactions Other comprehensive income, net of tax, change in fair value of financial liability attributable to change in credit risk of liability Changes in the fair value FwD - financial obligations The amount of other comprehensive income, net of tax, related to change in value of interest rate swap contract. Other comprehensive income, net of tax, change in Fair Value of Interest Rate Swap Contracts Changes in the fair value Interest Rate Swaps (IRS) Other comprehensive income, net of tax, gains (losses) from investments in equity instruments Unrealized gains (losses) on equity financial securities Changes in the fair value bonds Other comprehensive income, net of tax, change in value of other accounts receivable. Other Comprehensive Income, net of Tax, Change in Value of Other Accounts Receivable Changes in the fair value other accounts receivable Other comprehensive income reclassification for adjustment. Other comprehensive income reclassification adjustment Reclassified to profit or loss The amount of income in U.S. dollars forecasted. Income in US dollars forecasted Income in Thousands of U.S. dollar forecasted Nominal amount of hedging instrument Notional amount Notional amount contracts forward U.S. dollars Average rate of hedging instrument % hedged Hedging instrument, liabilities Hedging derivatives, liabilities Liabilities Hedging instrument, assets Assets Hedging derivatives The number of contracts taken by the entity at a date. Number of contracts # of contracts The nominal amount of a hedging item. Nominal Amount of Hedged Item Nominal amount Hedged Item Thousands of U.S. dollar This member stands for an Interest Rate Swap linked to Overnight IBR on Savings Accounts. Interest Rate Swap linked to Overnight IBR on Savings Accounts [Member] Saving accounts This member stands for an Interest Rate Swap linked to Quarterly IBR on Money Market Transactions. Interest Rate Swap linked to Quarterly IBR on Money Market Transactions [Member] Money market transactions Notional Amount of hedging instrument. Notional Amount Of Hedging Instrument Notional amount contracts interest rate Swaps (IRS) COP Gain (loss) on change in fair value of hedging instrument used as basis for recognising hedge ineffectiveness Change in fair value Interest expense on financial liabilities designated at fair value through profit or loss Interest of the derivative designated as the hedging instrument Interest income on financial assets designated at fair value through profit or loss Interest income of the derivative designated as the hedging instrument Multi financial holding and other subsidiaries and branches [member] Multi financial holding and other subsidiaries and branches [member] The amount of bonds issued by the entity. Bonds Issued Designated As Hedging Instruments Bonds issued designated as hedging instruments Other financial liabilities, hedge net foreign investment Other financial liabilities, hedge net foreign investment Other financial liabilities, hedge net foreign investment Reclassification adjustments on cash flow hedges, net of tax Percentage of hedging effectiveness Percentage of hedging effectiveness Percentage of hedging effectiveness General purpose loans [member] General purpose loans Payroll loans [member] Payroll loans Working capital loans [member] Working capital loans Mortgage loans [member] Mortgage loans [member] Mortgages Personal loans [member] Personal loans Credit cards [member] Credit Cards Automobile and vehicle loans [member] Automobile and vehicle loans Loans funded by development banks [member] Loans funded by development banks Overdrafts [member] Overdrafts Lease receivables [member] Leases Later than one year and not later than three years [member] From 1 to 3 years Later than three years and not later than five years [member] From 3 to 5 years Later than five years [member] More than 5 years Undiscounted finance lease payments to be received Total gross rent payments receivable The amount representing the difference between the future minimum finance lease payments and their present value. Minimum lease payments are payments over the lease term that the lessee is or can be required to make, excluding contingent rent, costs for services and taxes to be paid by, and reimbursed to, the lessor, together with: (a) for a lessee, any amounts guaranteed by the lessee or by a party related to the lessee; or (b) for a lessor, any residual value guaranteed to the lessor by: (i) the lessee; (ii) a party related to the lessee; or (iii) a third party unrelated to the lessor that is financially capable of discharging the obligations under the guarantee as per IFRS 16. Future Finance Charge On Finance Lease I F R S 16 Less amounts representing running costs (such as taxes, maintenance, insurances ,etc.,) Discounted unguaranteed residual value of assets subject to finance lease Plus, estimated residual amount of assets given for rental (without guarantee) Gross investment in finance lease Gross investment in finance lease Gross investment in contracts of financial leasing Gross investment Unearned finance income relating to finance lease payments receivable Less unrealized financial income Net investment in finance lease Net investment Net investment in contracts of financial leasing Increase (decrease) in net investment in finance lease Loss allowance of net investment in financial leasing Vehicles and computer equipment [member] Vehicles and computer equipment [member] Vehicles and computer equipment Machinery and equipments [Member] Machinery and equipment Housing leasing [Member] Housing leasing Borrowings, maturity Maturity Date Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value, and at amortized cost, contract assets, service concession arrangements [member] Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value, and at amortized cost, contract assets, service concession arrangements [member] Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value, and at amortized cost, contract assets, service concession arrangements Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value, and at amortized cost, contract assets, other accounts receivable [member] Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value, and at amortized cost, contract assets, other accounts receivable [member] Other accounts receivable at fair value through profit or loss, mandatorily measured at fair value, and at amortized cost, contract assets, other accounts receivable Increase (decrease) through transfers from other accounts receivable for concession contracts and intangible assets, financial assets Increase (decrease) through transfers from other accounts receivable for concession contracts and intangible assets, financial assets Transfers from other accounts receivable for concession contracts and intangible assets, reclassification from financial assets Other account receivables, debtors Other account receivables, debtors Debtors The amount of accounts receivables for goods and services sales in non-financial sector companies. Accounts receivables in nonfinancial sector Accounts receivable for goods and services sales in Non-financial sector companies The amount of credit card and network compensation receivable. Compensation Receivable Credit card compensations and network compensation The amount of receivables that are derived from government contracts. Government Receivable Government Prepayments Payment in advance The amount as of the balance date of conditional contributions. Conditional Contributions Conditional contributions The amount of receivables from sales tax. Sales Tax Taxes The amount of other receivables. Others The gross amount of other accounts receivables. Other Accounts Receivables Gross Gross balance of other accounts receivable The amount of impairment allowance of other accounts receivables. Impairment Allowance Of Other Accounts Receivables Loss allowance The amount of other account receivables net. Other Accounts Receivables Net Other accounts receivable, net Disclosure of noncurrent assets held-for-sale [table] Disclosure of noncurrent assets held-for-sale [table] Disclosure of noncurrent assets held-for-sale [line items] Increase through additions, assets held-for-sale Increase through additions, assets held-for-sale Additions Decrease through asset sold, assets held-for-sale Decrease through asset sold, assets held-for-sale Assets sold, net The amount of increase decrease in fair value of assets held for sale. Increase decrease in fair value of assets held for sale Increase / decrease by changes in fair value Increase (decrease) through reclassifications, assets held-for-sale Increase (decrease) through reclassifications, assets held-for-sale Reclassifications Increase (decrease) through foreign exchange, assets held-for-sale Increase (decrease) through foreign exchange, assets held-for-sale Effect of movements in exchange rates Increase (decrease) of non-current assets held for sale, assets of disposal group classified as held for sale Increase (decrease) of non current assets held for sale, assets of disposal group classified as held for sale Assets of disposal group classified as held for sale Increase (decrease) of non-current assets held for sale, discontinued operations Increase (decrease) of non current assets held for sale, discontinued operations Discontinued operations Assets and liabilities classified as held for sale [axis] Assets and liabilities not classified as held for sale [member] Non-current assets held for sale [member] Other assets [member] Own use properties [member] Own use properties [member] Property, plant and equipment [member] Foreclosed assets [member] Foreclosed assets [member] Assets received from leasing agreements [member] Assets received from leasing agreements [member] Non-current assets held for sale, other [member] Non-current assets held for sale, other [member] Other movable property [member] Other movable property [member] Property that is used as a home. IFRS Residential Real Estate [Member] Other real estate [member] Other real estate [member] Land [member] Property consisting of land, land improvement and buildings. IFRS Real Estate [Member] Other property, plant and equipment [member] Associated liabilities to assets held for sale, other accounts payable Associated liabilities to assets held for sale, other accounts payable Other accounts payable Associated liabilities to assets held for sale Associated liabilities to assets held for sale Total Discontinued operation, number of Shares disposed Discontinued operation, number of shares disposed Number of shares disposed (in shares) Ifrs Share Price Ifrs Share Price Share price (in dollar per share) Non-current assets held for sale, assets and liabilities, net, carrying amount Non-current assets held for sale, assets and liabilities, net, carrying amount Net carrying amount of assets recognized as noncurrent assets held for sale Non-current assets held for sale, assets and liabilities, net Non-current assets held for sale, assets and liabilities, net Fair value less costs to sell of assets recognized as noncurrent assets held for sale Net of assets and liabilities as non-current held for sale Impairment loss recognised in profit or loss, goodwill Impairment charge Impairment Goodwill Impairment loss recognised in profit or loss, intangible assets other than goodwill Impairment charge Impairment loss Intangibles Non-current assets or disposal groups classified as held for sale, assets of disposal group held for sale, non-current assets held for sale Non-current assets or disposal groups classified as held for sale, assets of disposal group held for sale, non-current assets held for sale Non-current assets held for sale Disposal group, effect of intra group transaction Disposal group, effect of intra group transaction Effects arising from intra-group transactions Liabilities of disposal groups classified as held for sale, effects of intragroup transactions Liabilities of disposal groups classified as held for sale, effects of intragroup transactions Effects arising from intra-group transactions Interest income on other account receivables Interest income on other account receivables Other account receivables Tax expense (income) relating to profit (loss) from ordinary activities of discontinued operations Income tax Discontinued operations Other comprehensive income [abstract] Other comprehensive income Comprehensive income attributable to [abstract] Total comprehensive income for the year attributable to: Comprehensive income from discontinued operations Non-controlling interests Statement of cash flows, discontinued operation [abstract] Consolidated Statement of Cash Flows for the discontinued operation Investments in associates accounted for using equity method Year-end balance Balance at the beginning of the year Book value Associates Investments in joint ventures accounted for using equity method Year-end balance Balance at the beginning of the year Book value Joint ventures Disclosure of associates [table] Associates [axis] Associates [domain] Total for all associates [member] Associates Gas Natural de Lima y Callao S.A. - Calidda [member] Gas Natural de Lima y Callao SA - Calidda [member] Gas Natural de Lima y Callao S.A. - Calidda Gases del Caribe S.A. E.S.P. [member] Gases del Caribe SA ESP [member] Gases del Caribe S.A. E.S.P. Credibanco S.A. [member] Credibanco SA [member] Credibanco S.A. Represents information pertaining to Redeban Multicolor S.A. Redeban Multicolor S.A. [member] Redeban Multicolor S.A. A.C.H Colombia S.A. [member] ACH Colombia SA [member] A.C.H Colombia S.A. Aerocali S.A. [member] Aerocali SA [member] Aerocali S.A. Represents information pertaining to ADL Digital Lab SAS. ADL Digital Lab SAS [member] ADL Digital Lab S.A.S. Colombiana de Extrusion S.A. - Extrucol [member] Colombiana de Extrusion SA - Extrucol [member] Colombiana de Extrusion S.A. - Extrucol Represents information pertaining to Metrex S.A. Metrex S.A. [member] Metrex S.A. Energia Eficiente S.A. [member] Energia Eficiente SA [member] Energia Eficiente S.A. Represents information pertaining to Servicios de Identidad Digital S.A.S. Servicios de Identidad Digital S.A.S [member] Servicios de Identidad Digital S.A.S. Disclosure of associates [line items] Disclosure of joint ventures [table] Joint ventures [axis] Joint ventures [domain] Represents information pertaining to Rentek S.A.S Rentek S.A.S [member] Rentek S.A.S Represents information pertaining to Renting Automayor S.A.S. Renting Automayor S.A.S. [member] Renting Automayor S.A.S. Disclosure of joint ventures [line items] Proportion of ownership interest in joint venture Ownership interest The amount spent for acquiring interest in associates. Acquisitions The amount of decrease in investments due to entity liquidation. Entity liquidation Liquidated entity The amount of gain or loss due to exchange difference. Gain or Loss through exchange difference Effect of movements in exchange rates Total for all joint ventures [member] Joint ventures Total external income Revenue Income Total income Expenses, by nature Total Expenses Expenses Represents information pertaining to Renting Automayor S.A. Renting Automayor S.A. [member] Renting Automayor S.A. Property, plant and equipment by operating lease status [axis] Property, plant and equipment by operating lease status [domain] Property, plant and equipment not subject to operating leases [member] Property, plant and equipment subject to operating leases [member] Right-of-use assets [member] Accumulated depreciation and amortisation [member] The amount of Increase / (decrease) due to changes in the lease variables. Increase (Decrease) Due To Changes In The Lease Variables Property Plant And Equipment Increase / (decrease) due to changes in the lease variables The amount of additions to tangible assets, other than those acquired through business combinations. Additions other than through business combinations, tangible assets Purchases or capitalized expenses The amount of depreciation of tangible assets. Depreciation, tangible assets Depreciation of the year charged against profit or loss Impairment loss recognised in profit or loss, property, plant and equipment including right-of-use assets Year impairment charge The decrease in tangible assets resulting from disposals and retirements. Disposals and retirements, tangible assets Withdrawals / Sales Represents information pertaining to gains losses on fair value adjustment of tangible assets. Gains (losses) on fair value adjustment, tangible assets Change in fair value Revaluation increase (decrease), property, plant and equipment including right-of-use assets Revaluation of investment properties Increase (decrease) through transfers, property, plant and equipment including right-of-use assets Transfers to/from non-current assets held for sale Increase (decrease) through transfers from other accounts receivable for concession contracts and intangible assets Increase (decrease) through transfers from other accounts receivable for concession contracts and intangible assets Transfers from other accounts receivable for concession contracts and intangible assets Decrease through loss of control of subsidiary, property, plant and equipment including right-of-use assets Loss of control in subsidiary Decrease in tangible assets discontinued operations Decrease in tangible assets, discontinued operations Discontinued operations Decrease through classified as held for sale, property, plant and equipment Reclassification MFG operation Decrease through classified as held for sale, right-of-use assets Reclassification MFG operation Decrease through classified as held for sale, investment property Reclassification MFG operation The increase (decrease) in tangible assets resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. Increase (decrease) through net exchange differences, tangible assets Effect of movement in exchange rates Reclassification adjustment of property plant and equipment. Reclassification adjustment of property plant and equipment Reclassifications Buildings [member] Motor vehicles [member] Warehouses [member] Warehouses [member] Leasehold improvements [member] Construction in progress [member] Investment property, cost Investment property, cost Investment properties, cost Investment property, accumulated adjustments to fair value Investment property, accumulated adjustments to fair value Investment properties, accumulated adjustments to fair value Rental income from investment property Income from rents Direct operating expense from investment property generating rental income Direct operating expenses deriving from property investments which create income from rent Direct operating expense from investment property not generating rental income Direct operating expenses deriving from property investments which do not create income from rent Rental income from investment property, net of direct operating expense Net Non-cash items, investing and financing activities, additions of properties by right of use Non-cash Items, Investing And Financing Activities, Additions Of Properties By Right Of Use Additions of properties by right of use Non-cash items, investing and financing activities, additions of goods received in payment Non-cash Items, Investing And Financing Activities, Additions Of Goods Received In Payment Additions of goods received in payment Non-cash items, investing and financing activities, leaseback transaction Non-cash Items, Investing And Financing Activities, Leaseback Transactions Leaseback transactions Non-cash items, investing and financing activities, reclassification of financial assets to owner occupied properties Non-cash Items, Investing And Financing Activities, Reclassification Of Financial Assets To Owner Occupied Properties Reclassification of financial assets to owner-occupied properties Non-cash items, investing and financing activities Non-cash Items, Investment And Financing Activities Total non-cash Capitalized expenses Capitalized expenses Capitalized expenses Assets received in total or partial settlement of the payment obligations of debtors. Assets received in total or partial settlement of payment obligations of debtors Assets received in total or partial settlement of the payment obligations of debtors in other movements. Assets Received In Total Or Partial Settlement Of Payment Obligations Of Debtors in Other Movements Assets received in total or partial settlement of payment obligations of debtors in other movements Borrowing costs capitalised Borrowing costs capitalized Borrowing costs capitalised Decommissioning cost Decommissioning cost Decommissioning cost Dividend received in kind Dividend Received In Kind Dividend received in kind Additions through discontinued operation tangible assets. Additions Through Discontinued Operation, Tangible Assets Discontinued operation, Tangible assets Capitalisation rate of borrowing costs eligible for capitalisation Capitalized interest rate Disposals, property, plant and equipment Disposals, property, plant and equipment Disposals, investment property Disposals, investment property Increase (decrease) through transfers from other accounts receivable for concession contracts and intangible assets, intangible assets, concessions Increase (decrease) through transfers from other accounts receivable for concession contracts and intangible assets, intangible assets, concessions Transfers from other accounts receivable for concession contracts and intangible assets, reclassification from intangible assets - concessions Disclosure of detailed information about service concession arrangements [table] Service concession arrangements [axis] Service concession arrangements [domain] Disclosure of detailed information about service concession arrangements [line items] Intangible assets other than goodwill Ending Balance Beginning Balance Intangible assets Impairment loss (recovery) Impairment loss (recovery) Year impairment charge Energy and Gas concession arrangement [member] Energy and Gas concession arrangement [member] Infrastructure concession arrangement [member] Infrastructure concession arrangement [member] Increase (decrease) through transfers, financial assets Net effect from concession termination Accrued interest, financial assets in concession arrangements Accrued interest, financial assets in concession arrangements Accrued interest This member stands for Concesionaria Panamericana S.A.S. Concesionaria Panamericana S.A.S. Additions other than through business combinations, intangible assets other than goodwill Capitalizations / Acquisitions / Purchases Additions Increase (decrease) through transfers, intangible assets other than goodwill, other intangible assets Increase (decrease) through transfers, intangible assets other than goodwill, other intangible assets Transfers to Other Intangible Assets Increase (decrease) through transfers, intangible assets other than goodwill, property, plant and equipment Increase (decrease) through transfers, intangible assets other than goodwill, property, plant and equipment Transfers to / from PPE Increase (decrease) through transfers, intangible assets other than goodwill, other accounts receivable for concession contracts Increase (decrease) through transfers, intangible assets other than goodwill, other accounts receivable for concession contracts Transfers to / from other accounts receivable for concession contracts Amortisation, intangible assets other than goodwill Amortization of the year Amortization The amount of transfer to non-current assets held-for-sale other than goodwill. Transfer to non-current assets held-for-sale other than goodwill Transfer to non-current assets held for sale Disposals and retirements, intangible assets other than goodwill Withdrawals Increase (decrease) through net exchange differences, intangible assets other than goodwill Effect of movements in exchange rates Effect of movements in exchange rates Increase (decrease) in intangible assets other than goodwill Cost / (Amortization) / (Impairment loss) It represents concessions under construction. Concessions Under Construction Concessions contracts This member stands for Surtigas S.A. E.S.P. Surtigas S.A. E.S.P. This member stands for Transmetano E.S.P. S.A. Transmetano E.S.P. S.A This member stands for Promioriente S.A. E.S.P. Promioriente S.A. E.S.P This member stands for Gases de Occidente S.A. E.S.P. Gases de Occidente S.A. E.S.P This member stands for Compania Energetica de Occidente S.A. E.S.P. Compania Energetica de Occidente S.A. E.S.P. This member stands for Sociedad Portuaria El Cayao S.A. E.S.P. Sociedad Portuaria El Cayao S.A. E.S.P This member stands for Proyectos de Infraestructura S.A. Proyectos de Infraestructura S.A. This member stands for Concesionaria Nueva Via del Mar S.A.S. Concesionaria Nueva Via del Mar S.A.S. This member stands for Concesionaria Vial Andina S.A.S. Concesionaria Vial Andina S.A.S. The percentage of progress of building. Percentage of Progress of Building Percentage of progress of building Investment commitment, expansion, replacement and improvement of infrastructure, advance, percentage Investment commitment, expansion, replacement and improvement of infrastructure, advance, percentage Investment commitment, expansion, replacement and improvement of infrastructure, advance, percentage Reconciliation of changes in goodwill [abstract] Decrease through classified as held for sale, goodwill Discontinued operations Increase (decrease) through net exchange differences, goodwill Effect of movements in exchange rates Disclosure of information for cash-generating units [table] Promigas S.A. E.S.P. and subsidiaries [member] Promigas SA ESP and subsidiaries [member] Promigas S.A. and Subsidiaries Banco de Bogota S.A. over Multi Financial Group Inc. [member] Banco de Bogota S.A. over Multi Financial Group Inc. Banco de Occidente S.A. over Banco Union [member] Banco de Occidente S.A. over Banco Union Hoteles Estelar S. A. Disclosure of information for cash-generating units [line items] Explanation of period over which management has projected cash flows Explanation of period over which management has projected cash flows, period Explanation of period over which management has projected cash flows, period Explanation of period over which management has projected cash flows, period Recoverable amount of asset or cash-generating unit Recoverable amount of asset or cash-generating unit Exceeds the book value of cash generating-unit Exceeds the book value of cash generating-unit Exceeds the book value of cash generating-unit The increase (decrease) in discount rate applied to cash flow projections for a cash-generating unit (group of units). Increase Decrease In Discount Rate Applied To Cash Flow Projections Increase decrease in discount rate applied to cash flow projections Goodwill sensitivity recoverable value if discount rate 0.5 percent higher Goodwill sensitivity recoverable value if discount rate 0.5 percent higher Recoverable value if discount rate was 0.5% higher Cash-generating unit, book value Cash-generating unit, book value Book value of cash-generating unit Later than one year and not later than two years [member] Not later than Two Year Later than two years and not later than three years [member] Not later than Three Year Later than three years and not later than four years [member] Not later than Four Year Later than four years and not later than five years [member] Not later than Five Year Interest rate on investments Interest rate on investments Interest rate on investments Loan portfolio and investments, lending rate Loan portfolio and investments, lending rate Lending rate on the loan portfolio and investments Borrowings, interest rate Borrowing rate Interest Rate The growth rate in income from commissions. Growth rate in income from commissions Growth in income from commissions The Growth rate in expenses Growth rate in expenses Growth in expenses The inflation rate used in impairment tests of cash generating units. Inflation rate used in impairment tests of cash generating units Inflation Discount rate applied to cash flow projections Discount interest rate after taxes Disclosure of detailed information about business combination [table] Business combinations [axis] Business combinations [domain] Banco de Credito y Desarrollo Social [member] Disclosure of detailed information about business combination [line items] Percentage of voting equity interests acquired Percentage acquired (as a percent) Percentage of voting equity interests acquired (as a percent) Methods of generation [axis] Methods of generation [domain] Internally generated [member] Represents information pertaining to internally generated developing other intangible assets. Internally Generated - Developing Represents information pertaining to internally generated in use other intangible assets. Internally Generated - In Use Not internally generated [member] Separate acquisition Increase (decrease) through transfers, intangible assets other than goodwill Transfers Retirements, intangible assets other than goodwill Withdrawals Increase (decrease) through termination of contracts, intangible assets other than goodwill Increase (decrease) through termination of contracts, intangible assets other than goodwill Transfer from concessions Decrease through classified as held for sale, intangible assets other than goodwill Reclasification MFG operation Decrease in intangible assets other than goodwill, discontinued operations Decrease in intangible assets other than goodwill, discontinued operations Discontinued operations Decrease through arrangement of entities, intangible assets other than goodwill. Decrease Through Arrangement of Entities, Intangible Assets Other Than Goodwill Arrangement of entities Disclosure of income tax [table] Disclosure of income tax [line items] Current tax expense (income) Current period income tax The element represents the amount of income tax surcharge. Income Tax Surcharge Income tax surcharge Adjustments for current tax of prior periods Prior years adjustments Current tax expense (income) and adjustments for current tax of prior periods Subtotal current period taxes Adjustment due to settlement of uncertain tax positions form prior periods Adjustment due to settlement of uncertain tax positions form prior periods Adjustment due to settlement of uncertain tax positions form prior years Adjustments due to uncertain tax positions in previous year Deferred tax expense (income) relating to tax rate changes or imposition of new taxes Deferred taxes current period Adjustments for deferred tax of prior periods Deferred taxes - Prior years adjustments The amount of deferred tax expense (income) and adjustments for the deferred tax of prior periods. Deferred tax expense (income) and adjustments for deferred tax of prior periods Subtotal deferred taxes Income tax expense (income), continuing operations and discontinued operations Income tax expense (income), continuing operations and discontinued operations Total BARBADOS Types of taxes [axis] Types of taxes [domain] Surcharge Capital gain Tax Forecast [Member] Forecast Applicable tax rate Applicable tax rate (as a percent) Enacted tax rate Applicable tax rate, decree 1474 Applicable tax rate, decree 1474 Applicable tax rate, decree 1474 (as a percent) Tax value unit Tax value unit Tax value unit (UVT) The individual value of Tax Value Unit. Individual value of Tax Value Unit Individual value of Tax Value Unit Tax rate of special free zone. Special free zone tax rate Tax rate of special free zone (as a percent) Dividend withholding tax rate Dividend withholding tax rate Dividend withholding tax rate (as a percent) Required percentage of increase in net income tax to get audit benefit Required percentage of increase in net income tax to get audit benefit Required percentage of increase in net income tax to get audit benefit (as a percent) Nexa, Barbados and other subsidiaries [member] Nexa, Barbados and other subsidiaries The scenario under which companies having validity of legal stability contract. Upon Company Having Validity Of Legal Stability Contract [Member] Companies having validity of legal stability contract Accounting profit Profit before income tax Tax expense (income) at applicable tax rate Theoretical income tax expense Tax effect of expense not deductible in determining taxable profit (tax loss) Non deductible expenses Tax effect of tax losses Generation (offset) of tax losses considered non recoverable for income tax purpose Presumptive income non-recoverable for income tax purposes Presumptive income non-recoverable for income tax purposes (Offset) of presumptive income considered non recoverable for income tax purpose Nontaxable dividends Nontaxable dividends Nontaxable dividends Nontaxable income under equity method in associates Nontaxable income under equity method in associates Nontaxable income under equity method in associates It represents tax benefit from profit (loss) in sales or appraisal of investment. Tax effect on profit loss in sales or appraisal of investment Profit on sales or appraisal of investment Nontaxable interest income Nontaxable interest income Nontaxable interest income and other income It represents other non taxable interest income . Other Nontaxable Interest Income Other nontaxable income Tax effect of non accountable tax revenue Tax effect of non accountable tax revenue Non-accountable tax revenues in sale of BHI Tax effect of revenues taxable by different tax rate Tax effect of revenues taxable by different tax rate Revenues taxable by different tax rate It represents tax benefits in acquisition of property and equipment. Tax Benefits In Acquisition Of Property and Equipment Tax benefits in the acquisition of property and equipment The amount representing the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to tax discounts. Tax Effect Of Tax Discounts Tax discounts Tax effect of foreign tax rates Profits (losses) in Subsidiaries in tax free countries or with different tax rate It represents increase decrease in benefits in tax rates. Increase Decrease In Benefits In Tax Rates Effect on the deferred income tax due to changes in tax rates Withholding tax Withholding tax Other tax effects for reconciliation between accounting profit and tax expense (income) Other Average effective tax rate Effective income tax rate Tax losses on which no deferred tax asset recorded Tax losses on which no deferred tax asset, recorded Tax losses on which no deferred tax asset recorded Deferred tax rate Deferred tax rate Deferred tax rate (as a percent) Later than five years and not later than six years [member] Later than five years and not later than six years [member] Later than six years and not later than seven years [member] Later than six years and not later than seven years [member] Later than seven years and not later than eight years [member] Later than seven years and not later than eight years [member] Later than eight years and not later than nine years [member] Later than eight years and not later than nine years [member] Later than nine years and not later than ten years [member] Later than nine years and not later than ten years [member] Later than ten years and not later than eleven years [member] Later than ten years and not later than eleven years [member] Later than eleven years and not later than twelve years [member] Later than eleven years and not later than twelve years [member] Without expiration date [member] Unused tax losses for which no deferred tax asset recognised Tax loss carry forwards not recognized as deferred tax assets Unused tax credits for which no deferred tax asset recognised Excess of presumptive income not recognized as deferred tax assets Tax loss carry forwards and excess of presumptive income not recognized as deferred tax assets Tax loss carry forwards and excess of presumptive income not recognized as deferred tax assets Tax loss carry forwards and excess of presumptive income not recognized as deferred tax assets Temporary differences associated with investments in subsidiaries, branches and associates and interests in joint arrangements for which deferred tax liabilities have not been recognised Temporary differences associated with investments in subsidiaries, branches and associates and interests in joint arrangements for which deferred tax liabilities have not been recognised Temporary difference, unused tax losses and unused tax credits [axis] Temporary difference, unused tax losses and unused tax credits [domain] Deferred tax assets [member] Deferred tax assets [member] Deferred tax liabilities [member] Deferred tax liabilities [member] Assets and liabilities [axis] Assets and liabilities [domain] Debt securities at fair value [member] Equity securities [member] Derivative instruments [member] Allowance of investments securities [member] Allowance of investments securities [member] Accounts receivables [member] Allowance for accounts receivable [member] Allowance for accounts receivable [member] Loans and receivables [member] Loans and receivables [member] Allowance for impairment on loans and receivables [member] Allowance for impairment on loans and receivables [member] Allowance for foreclosed assets. Allowance for foreclosed assets Depreciation of property, plant and equipment [member] Depreciation of property, plant and equipment [member] Other intangible assets [member] Right-of-use [member] Right-of-use [member] Deferred charges and of intangible assets. Deferred charges and of intangible assets Tax losses carry forward [member] Surplus of presumptive income [Member] Provisions [member] Provisions [member] Employee benefits, liability [member] Employee benefits, liability [member] Goodwill [member] Deferred income [Member] Financial assets in concession arrangements. Financial Assets In Concession Arrangement [Member] Intangible assets in concession arrangements Intangible Assets In Concession Arrangements [Member] Lease agreement [Member] Foreign currency bonds Foreign currency bonds [Member] Foreign currency financial liabilities. Foreign Currency Financial Liabilities [Member] Reconciliation of changes in deferred tax liability (asset) [abstract] Deferred tax liability (asset) Deferred tax (liability) asset Deferred tax (liabilities) assets at the end of the period Deferred tax (liabilities) assets at the beginning of the period Net Deferred tax (liabilities) asset due to discontinued operations Deferred tax (liabilities) asset due to discontinued operations Discontinued operations Deferred tax expense (income) recognised in profit or loss Credited (charged) to profit or loss Income tax relating to components of other comprehensive income Credited (charged) to OCI Tax (expense) income Increase (decrease) through net exchange differences, deferred tax liability (asset) Foreign exchange adjustments Deferred tax assets and liabilities [abstract] Deferred tax (liability) asset, offset Deferred tax (liability) asset, offset Deferred tax liability (asset), net, offset Continuing and discontinued operations, continuing operations [member] Continuing and discontinued operations, continuing operations [member] Other comprehensive income that will be reclassified to profit or loss, before tax Total other comprehensive income that will be reclassified to profit or loss, before tax Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] Income tax relating to exchange differences on translation of foreign operations, hedged, included in other comprehensive income Income tax relating to exchange differences on translation of foreign operations, hedged, included in other comprehensive income Tax (expense) income - Hedging of net investments in foreign subsidiaries operations, deferred Income tax relating hedges of net investments in foreign operations, derivative instruments, included in other comprehensive income Income tax relating hedges of net investments in foreign operations, derivative instruments, included in other comprehensive income Tax (expense) income - Hedging derivatives in foreign currency Current income tax relating hedges of net investments in foreign operations, derivative instruments, included in other comprehensive income Current income tax relating hedges of net investments in foreign operations, derivative instruments, included in other comprehensive income Current tax (expense) income - Hedging derivatives in foreign currency Deferred income tax relating hedges of net investments in foreign operations, derivative instruments, included in other comprehensive income Deferred income tax relating hedges of net investments in foreign operations, derivative instruments, included in other comprehensive income Deferred tax (expense) income - Hedging derivatives in foreign currency The amount of deferred income tax relating to amounts recognised in other comprehensive income in relation to hedging of non-derivative instruments. Deferred Income Tax Relating To Hedging of Non-derivative Instruments Of Other Comprehensive Income Deferred tax (expense) income - Hedging non-derivative instrument Income tax relating to cash flow hedges included in other comprehensive income Tax (expense) income - Cash flow hedges, deferred Income tax relating to exchange differences on translation of foreign operations, unhedged, included in other comprehensive income Income tax relating to exchange differences on translation of foreign operations, unhedged, included in other comprehensive income Tax (expense) income - Foreign currency translation differences for foreign operations, deferred Income tax relating to financial assets measured at fair value through other comprehensive income included in other comprehensive income Tax (expense) income - Debt financial instruments, deferred Income tax relating to share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss Tax (expense) income - Investment in associates and joint ventures Current income tax relating to components of other comprehensive income that will be reclassified to profit or loss Current income tax relating to components of other comprehensive income that will be reclassified to profit or loss Current income tax relating to components of other comprehensive income that will be reclassified to profit or loss Deferred income tax relating to components of other comprehensive income that will be reclassified to profit or loss Deferred income tax relating to components of other comprehensive income that will be reclassified to profit or loss Deferred income tax relating to components of other comprehensive income that will be reclassified to profit or loss Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] Gains (losses) on hedges of net investments in foreign operations, derivative instruments, net of tax Gains (losses) on hedges of net investments in foreign operations, derivative instruments, net of tax Net gain (loss) on hedges of net investments in foreign operations - Hedging derivative instrument Gains (losses) on exchange differences on translation of foreign operations, hedged, net of tax Gains (losses) on exchange differences on translation of foreign operations, hedged, net of tax Net gain (loss) on hedges of net investments in foreign operations - Foreign currency translation differences from hedged foreign operations Gains (losses) on hedges of net investments in foreign operations, non-derivative instruments, net of tax Gains (losses) on hedges of net investments in foreign operations, non-derivative instruments, net of tax Net gain (loss) on hedges of net investments in foreign operations - Hedging non-derivative instrument Gains (losses) on cash flow hedges, net of tax Cash flow hedges Gains (losses) on exchange differences on translation of foreign operations, unhedged, net of tax Gains (losses) on exchange differences on translation of foreign operations, unhedged, net of tax Foreign currency translation differences for foreign operations Gains (losses) on financial assets measured at fair value through other comprehensive income, net of tax Debt financial instruments Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax Investments in associates and joint ventures Other comprehensive income, before tax, gains (losses) on transfer from owner-occupied property to investment property Other comprehensive income, before tax, gains (losses) on transfer from owner-occupied property to investment property Transfer from owner-occupied property to investment property Other comprehensive income that will not be reclassified to profit or loss, before tax Total other comprehensive income that will not be reclassified to profit or loss, before tax Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] Income tax relating to effect of moving investment properties for own use included in other comprehensive income Income tax relating to effect of moving investment properties for own use included in other comprehensive income Tax (expense) income - Transfer from owner-occupied property to investment property, deferred Income tax relating to investments in equity instruments included in other comprehensive income Tax (expense) income - Unrealized gains (losses) on equity financial securities, deferred Income tax relating to remeasurements of defined benefit plans included in other comprehensive income Tax (expense) income - Actuarial gains (losses) from defined benefit pension plans, deferred Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] Other comprehensive income, net of tax, gains (losses) on transfer from owner-occupied property to investment property Other comprehensive income, net of tax, gains (losses) on transfer from owner-occupied property to investment property Transfer from owner-occupied property to investment property Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans Actuarial gains (losses) from defined benefit pension plans Other comprehensive income, before tax Total other comprehensive income, before tax Current income tax relating to components of other comprehensive income Current income tax relating to components of other comprehensive income Current tax (expense) income Deferred income tax relating to components of other comprehensive income Deferred income tax relating to components of other comprehensive income Deferred tax (expense) income Withholdings tax on dividends paid to entities Withholdings tax on dividends paid to entities Withholdings tax on dividends paid to entities Minimum tax rate Minimum tax rate Minimum tax rate (as a percent) Disclosure of customer deposits [table] Disclosure of customer deposits [line items] The amount of total balances in customers' demand deposits held by the entity. Total Demand Deposits Total demand deposits Customer deposits, effective interest rate, interest-bearing checking accounts Customer deposits, effective interest rate, interest-bearing checking accounts Customer deposits, effective interest rate, interest-bearing checking accounts (as a percent) Customer deposits, effective interest rate, savings accounts Customer deposits, effective interest rate, savings accounts Customer deposits, effective interest rate, savings accounts (as a percent) Customer deposits, effective interest rate, fixed term deposit certificates Customer deposits, effective interest rate, fixed term deposit certificates Customer deposits, effective interest rate, fixed term deposit certificates (as a percent) Types of customers [axis] Types of customers [domain] Financial [member] Government and Colombian Government entities [member] Individuals [member] Represents the information pertaining to Financial and insurance activities. Financial And Insurance Activities [member] Financial and insurance activities [member] Services [member] Insurance [member] Commerce [member] Real estates [member] Manufacturing [member] Transport [member] Agriculture and livestock [member] Education [member] Colombian municipalities [member] Artistic, entertainment and recreation activities [member] Exploitation of mines and quarries [member] Foreign governments [member] Telecommunications [member] Tourism [member] Deposits of each economic sector as a percentage of total deposits from customers Concentrations of deposits, percentage Concentrations of deposits, percentage Disclosure of detailed information about borrowings [table] Disclosure of detailed information about borrowings [line items] Amount of overnight funds. Overnight Funds Overnight funds Amount of interbank funds purchased. Interbank Funds Purchased Interbank funds purchased Amount of commitments to transfer open and closed repo operations. Commitments to Transfer Open and Closed Repo Operations Commitments to transfer open and closed repo operations Amount of commitments to transfer simultaneous operations. Commitments to Transfer Simultaneous Operations Commitments to transfer simultaneous operations Amount of commitments originated in short positions simultaneous operations. Commitments Originated in Short Positions Simultaneous Operations Commitments originated in short positions simultaneous operations Temporary securities transfer operations Temporary securities transfer operations Temporary securities transfer operations Amount of total interbank funds. Interbank Funds Total interbank funds Borrowings and overnight funds Borrowings and overnight funds Total interbank borrowings and overnight funds Disclosure of information about interbank borrowings and overnight funds [abstract] Disclosure of information about interbank borrowings and overnight funds [abstract] Amount of financial obligations associated with simultaneous and repo operation. Financial Obligations, Simultaneous and Repo Operations Simultaneous and repo operations Amount of guaranteed with investments. Guaranteed with Investments Financiera de Desarrollo Territorial, FINDETER [member] Financiera de Desarrollo Territorial, FINDETER [member] Financiera de Desarrollo Territorial "FINDETER" Fondo para el Financiamiento del Sector Agropecuario - FINAGRO [member] Fondo para el Financiamiento del Sector Agropecuario - FINAGRO [member] Fondo para el Financiamiento del Sector Agropecuario - "FINAGRO" Banco de Comercio Exterior - BANCOLDEX [member] Banco de Comercio Exterior - BANCOLDEX [member] Banco de Comercio Exterior - "BANCOLDEX" Borrowings from banks and others, borrowings Borrowings from banks and others, borrowings Borrowings Lease liabilities Leases contracts Borrowings from Andean Development Corporation Borrowings from Andean Development Corporation Andean Development Corporation (Corporacion Andina de Fomento) Borrowings from banks and others, development entities Borrowings from banks and others, development entities The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Letters of Credit The amount of the financial institution's obligation to pay the holder of the customer's draft which the financial institution has guaranteed (i.e., Banker's Acceptance). Bankers' Acceptances Bankers Acceptances Other financial liabilities Other financial obligations Disclosure of information about borrowings from banks and others [abstract] Disclosure of information about borrowings from banks and others [abstract] Borrowings from banks and others, noncurrent Borrowings from banks and others, noncurrent Borrowings from banks and others due over 12 months Borrowings from banks and others, noncurrent, development entities Borrowings from banks and others, noncurrent, development entities Borrowings from development entities due over 12 months Disclosure of detailed information about borrowing explanatory [abstract] Banco de Bogota S.A. and Multi Financial Group Inc. [member] Banco de Bogota SA and Multi Financial Group Inc [member] Banco de Bogota S.A. and MFH Banco De Bogota S.A. under Rule 144A [member] Banco De Bogota SA under Rule 144A [member] Banco de Bogota S.A. Under rule 144A Represents information pertaining to Promigas S.A. and Gases del Pacfico S.A.C. Under rule 144A. Promigas S.A. and Gases del Pacfico S.A.C. Under rule 144A. Consolidated Entities [Axis] Consolidated Entities [Domain] Parent Company [Member] CPI [member] CPI [member] Interest rate at which a bank borrows funds from other banks in the Inters Bancario de Referencia. IBR [member] Six Month Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] Six Month Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] SOFR6 The issued date of borrowings. Borrowings, Issued Date Issue Date Borrowings, adjustment to interest rate basis Borrowing rate interest rate basis Current bonds issued and current portion of non-current bonds issued Bonds issued, current TRM variation year over year TRM variation year over year TRM variation year over year Disclosure of financial obligations from issued bonds [abstract] Disclosure of financial obligations from issued bonds [abstract] Non-current portion of non-current bonds issued The amount of issued bonds due over 12 months Represents information pertaining to dividends payable. Dividends Payable [member] Represents information pertaining to bonds issued. Bonds issued [member] Lease liabilities [member] The amount of liabilities representing analysis of changes in financing Analysis Of Changes In Financing, Liabilities Balance Balance at end of period Balance at beginning of period Proceeds from issue of bonds, notes and debentures, excluding interest issuance of debt securities Proceeds from issue of bonds, notes and debentures, excluding interest issuance of debt securities Issuance of debt securities The amount of adjustments for equity transactions. Adjustments For Equity Transactions Equity transaction Increase (decrease) in financial liabilities disposal group discontinued operation Increase (Decrease) In Financial Liabilities, Disposal Group, Discontinued Operation Discontinued operation Adjustments for interest expense Accrued interest Interest paid, dividends payable, bonds issued, and leases, classified as operating activities Interest paid, dividends payable, bonds issued, and leases, classified as operating activities Interest paid Increase (decrease) in liabilities disposal group discontinued operation Increase (Decrease) In Liabilities, Disposal Group, Discontinued Operation Discontinued operation Increase (decrease) through effect of changes in foreign exchange rates, liabilities arising from financing activities Effects of changes in foreign exchange rates Dividends recognised as distributions to owners, financing activities Dividends recognised as distributions to owners, financing activities Dividends declared Other adjustments for non-cash items Other changes The amount of total liabilities related to other changes. Total Liabilities Related To Other Changes Total liabilities related to other changes The amount of total equity related to other changes. Total Equity Related To Other Changes Total equity related to other changes Disclosure of other provisions [table] Classes of other provisions [axis] Classes of other provisions [domain] Legal proceedings provision [member] Miscellaneous other provisions [member] Disclosure of other provisions [line items] Additional provisions, other provisions Provisions made during the year Provision used, other provisions Provisions used during the year Unused provision reversed, other provisions Provisions reversed during the year Provisions reversed during the year Increase (decrease) through net exchange differences, other provisions Effect of movements in exchange rates Reclassification by Spin Off and De- Consolidation, Other Provisions Reclassification by Spin Off and De- Consolidation, Other Provisions Reclassification MFG operation Increase (decrease) through other provisions, discontinued operations Increase (decrease) through other provisions, discontinued operations Discontinued operations n/a Administrative proceedings Labor proceedings [member] Labor proceedings [member] Labor proceedings Represents information pertaining to provision for recognition of additional costs. Provision for recognition of additional costs Provision for decommissioning, restoration and rehabilitation costs [member] Provision for credit commitments [member] The amount of provisions for administrative proceedings. Provisions For Administrative Proceedings Provisions for administrative proceedings Disclosure of defined benefit plans [table] Defined benefit plans [axis] Defined benefit plans [domain] n/a Short Term Benefits [Member] Short term Post employment benefits Post-Employment benefits Post-employment Longterm benefits Long-Term Benefits Long term Disclosure of defined benefit plans [line items] The amount of gross deficit in a defined benefit plan. Gross Employee Benefits Gross employee benefits Assets of benefit plan Plan Asset Post-employment benefit expense, defined contribution plans Defined contribution plan Post-employment benefit expense in profit or loss, defined benefit plans Defined benefit plan Post-employment benefit expense in profit or loss Total Disclosure of net defined benefit liability (asset) [table] Net defined benefit liability (asset) [axis] Net defined benefit liability (asset) [domain] Present value of defined benefit obligation [member] Plan assets [member] Disclosure of net defined benefit liability (asset) [line items] Net defined benefit liability (asset) Balance at the end of the year Balance at the beginning of the year Increase in net defined benefit liability (asset) resulting from current service cost Service costs Increase (decrease) in net defined benefit liability (asset) resulting from interest expense (income) Interests cost Increase (decrease) in net defined benefit liability (asset) resulting from past service cost Past Service Costs The adjusted amount of deficit or surplus in a defined benefit plan, after interest and service cost adjustment. Net defined benefit liability asset After Adjustment Decrease (increase) in net defined benefit liability (asset) resulting from actuarial gains (losses) arising from changes in demographic assumptions Actuarial Loss (Gain) arising from changes in demographic assumptions Decrease (increase) in net defined benefit liability (asset) resulting from actuarial gains (losses) arising from changes in financial assumptions Actuarial Loss (Gain) arising from changes in financial assumptions Decrease (increase) in net defined benefit liability (asset) resulting from actuarial gains (losses) arising from experience adjustments Actuarial Loss arising from changes in the experience Decrease (increase) in net defined benefit liability (asset) resulting from gain (loss) on remeasurement in other comprehensive income Total changes in actuarial assumptions Decrease (increase) in net defined benefit liability (asset) resulting from payments in respect of settlements Payments to employees Increase (decrease) through disposals held for sales net defined benefits liability asset Increase (Decrease) Through Disposals Held For Sales, Net Defined Benefit Liability Asset Reclassification MFG operation Decrease (increase) in net defined benefit liability (asset) resulting from discontinued operations. Decrease (Increase) In Net Defined Benefit Liability (Asset) Resulting from Discontinued Operations Discontinued operations Increase (decrease) in net defined benefit liability (asset) resulting from changes in foreign exchange rates, net defined benefit liability (asset) Effect of movements in exchange rates Decrease (increase) in net defined benefit liability (asset) resulting from return on plan assets excluding interest income or expense Remeasurements on plan assets Actuarial assumption of discount rates Discount interest rate Actuarial assumption of expected rates of inflation Inflation rate Actuarial assumption of expected rates of salary increases Salary growth rate Actuarial assumption of expected rates of pension increases Pension growth rate Disclosure of sensitivity analysis for actuarial assumptions [table] Actuarial assumptions [axis] Actuarial assumptions [domain] Actuarial assumption of discount rates [member] Actuarial assumption of expected rates of salary increases [member] Actuarial assumption of expected rates of pension increases [member] Disclosure of sensitivity analysis for actuarial assumptions [line items] Increase (decrease) in defined benefit obligation due to reasonably possible decrease in actuarial assumption Decrease Increase (decrease) in defined benefit obligation due to reasonably possible increase in actuarial assumption Increase Estimate of contributions expected to be paid to plan for next annual reporting period Estimate of contributions expected to be paid to plan for next annual reporting period Weighted average duration of defined benefit obligation Weighted average duration of defined benefit obligation Represents the percentage of reasonably possible increase decrease in actuarial assumptions. Percentage of reasonably possible increase and decrease in actuarial assumption The amount of income received for third parties. Income Received For Third Parties Income received for third parties Trade payables Suppliers and services payable The amount of liability related to cashier checks payable. Cashier Checks Payable Cashier checks Payables on social security and taxes other than income tax Withholdings taxes and labor contributions The amount of carrying amount of concession liabilities as on the balance sheet date. Concession Liabilities Contract liability related to concessions The amount of commissions and fees payable. Commissions and fees Payable Commissions and fees Other liabilities transactions Gou payments ACH Other Liabilities Transactions Gou Payments ACH Transactions digital payment platform Dividends payable, non-cash assets distributions Dividends payable The reimbursable liability related to collection made on behalf of third parties. Collection on behalf of third parties Collection on behalf of third parties The amount of collection service liability. Collection service Liability Collection service Value added tax payables Value added tax - VAT Insurance payable Insurance payable Insurance payables Financial transaction tax liability Financial transaction tax liability Financial transactions tax Liability for canceled accounts Liability for canceled accounts Canceled accounts The liability incurred for checks issued but not paid. Checks Issued but not paid Checks drawn and not paid The amount of unredeemed customers loyalty points. Customer Loyalty Programs Liability Customer loyalty programs Anticipated income Anticipated income Anticipated income Cash surplus other liabilities Cash Surplus, Other Liabilities Cash surplus Other liabilities, other Other liabilities, other Other liabilities Other current liabilities Liabilities to be canceled within twelve months Other non-current liabilities Liabilities to be canceled after twelve months Number of shares authorised Authorized shares (in shares) Number of shares issued and fully paid Subscribed fully paid shares (in shares) Number of shares outstanding Number of shares outstanding Total outstanding shares (in shares) Total shares outstanding Disclosure of classes of share capital [table] Ordinary shares [member] Disclosure of classes of share capital [line items] Par value per share Nominal value per share The number of common stock converted to preferred stock during the reporting period. Common stock conversion to preferred stock Common stock conversion to preferred stock Preferential minimum dividend per semester per share. Preferential minimum dividend per semester per share Preferential minimum dividend per semester per share Other reserves Retained earnings A component of equity representing withholding tax. Other Reserve Tax Withholding Accumulated withholding tax over dividends A component of equity representing legal reserve. Legal reserve Legal reserve Statutory reserve Statutory and voluntary reserves The percentage of net profit to calculate legal reserve. Legal reserve as percentage of net profit Legal reserve as percentage of net profit The percentage of subscription capital stock to calculate maximum legal reserve. Maximum legal reserve as percentage of subscription capital stock Maximum legal reserve as percentage of subscription capital stock Maximum legal reserve as percentage of subscription capital stock, reduced to stem losses in excess of retained earnings Maximum legal reserve as percentage of subscription capital stock, reduced to stem losses in excess of retained earnings Maximum legal reserve as percentage of subscription capital stock, reduced to stem losses in excess of retained earnings The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Net income (loss) attributable to parent Net income for the period Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners per share Declared dividends Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners Total dividends declared Total declared dividends Adjustments to reconcile profit (loss) to numerator used in calculating earnings per share [abstract] Profit (loss) attributable to participating equity instruments other than ordinary shares, used in calculating basic earnings (loss) per instrument Less: Allocation of undistributed earnings to preferred stockholders, basic Profit (loss) attributable to participating equity instruments other than ordinary shares, used in calculating diluted earnings (loss) per instrument Less: Allocation of undistributed earnings to preferred stockholders, diluted Profit (loss), attributable to ordinary equity holders of parent entity, used in calculating basic earnings per share Net Income allocated to common shareholders for basic EPS Profit (loss), attributable to ordinary equity holders of parent entity, used in calculating diluted earnings per share Net Income allocated to common shareholders for diluted EPS Weighted average number of ordinary shares used in calculating basic earnings per share Weighted average number of common shares outstanding used in basic EPS calculation Basic earnings (loss) per instrument, participating equity instruments other than ordinary shares Basic earnings per ADS in Colombian pesos Diluted earnings (loss) per instrument, participating equity instruments other than ordinary shares Diluted earnings per ADS in Colombian pesos Weighted average number of common and preference shares outstanding Weighted average number of common and preference shares outstanding Weighted average of the common and preferred shares used in the calculation of earnings per basic share (common and preferred) Profit (loss) from continuing operations attributable to participating equity instruments other than ordinary shares, used in calculating basic earnings (loss) per instrument Less: Allocation of undistributed earnings to preferred stockholders, basic Profit (loss) from continuing operations attributable to participating equity instruments other than ordinary shares, used in calculating diluted earnings (loss) per instrument Less: Allocation of undistributed earnings to preferred stockholders, diluted Profit (loss) from continuing operations attributable to ordinary equity holders of parent entity, used in calculating basic earnings per share Net Income allocated to common shareholders for basic EPS Profit (loss) from continuing operations attributable to ordinary equity holders of parent entity, used in calculating diluted earnings per share Net Income allocated to common shareholders for diluted EPS Basic earnings (loss) per share from continuing operations Basic earnings per share to common shareholders (in Colombian pesos) Diluted earnings (loss) per share from continuing operations Diluted earnings per share to common shareholders (in Colombian pesos) Basic earnings (loss) per instrument from continuing operations, participating equity instruments other than ordinary shares Basic earnings per ADS (in Colombian pesos) Diluted earnings (loss) per instrument from continuing operations, participating equity instruments other than ordinary shares Diluted earnings per ADS (in Colombian pesos) Profit (loss) from discontinued operations attributable to participating equity instruments other than ordinary shares, used in calculating basic earnings (loss) per instrument Less: Allocation of undistributed earnings to preferred stockholders, basic Profit (loss) from discontinued operations attributable to participating equity instruments other than ordinary shares, used in calculating diluted earnings (loss) per instrument Less: Allocation of undistributed earnings to preferred stockholders, diluted Profit (loss) from discontinued operations attributable to ordinary equity holders of parent entity, used in calculating basic earnings per share Net Income allocated to common shareholders for basic EPS Profit (loss) from discontinued operations attributable to ordinary equity holders of parent entity, used in calculating diluted earnings per share Net Income allocated to common shareholders for diluted EPS Basic earnings (loss) per share from discontinued operations Basic earnings per share to common shareholders (in Colombian pesos) Diluted earnings (loss) per share from discontinued operations Diluted earnings per share to common shareholders (in Colombian pesos) Basic earnings (loss) per instrument from discontinued operations, participating equity instruments other than ordinary shares Basic earnings per ADS (in Colombian pesos) Diluted earnings (loss) per instrument from discontinued operations, participating equity instruments other than ordinary shares Diluted earnings per ADS (3) (in Colombian pesos) Disclosure of depositary receipts [table] Disclosure of depositary receipts [line items] Number of shares represented by one depositary receipt Number of shares represented by one depositary receipt Valora S.A. [member] Valora S.A. Grupo Aval S.A. [member] Grupo Aval SA [member] Grupo Aval S.A. Other subsidiaries [member] Other subsidiaries Aval Fiduciaria S.A and Aval Casa de Bolsa S.A [member] Aval Fiduciaria SA and Aval Casa de Bolsa SA [member] Aval Fiduciaria S.A and Aval Casa de Bolsa S.A Dividends paid on preferred shares to non controlling interests Dividends Paid On Preferred Shares To Non Controlling Interests Payment of dividends on preferred shares Non-controlling interests, ownership interests, shares acquired Noncontrolling interests, ownership interests, shares acquired Non-controlling interests, ownership interests, shares acquired (in shares) Gross monetary effects in retained earnings between controlling and non controlling interests Gross Monetary Effects In Retained Earnings, Between Controlling And Non Controlling Interests Gross monetary effects in retained earnings Realization effects of other comprehensive income Realizations Effects of Other Comprehensive Income Effect realizations of OCI Other comprehensive reclassification on sale of equity instrument Other Comprehensive Reclassification On Sale Equity Instrument Other comprehensive reclassification on sale Disclosure of analysis of other comprehensive income by item [table] Accumulated other comprehensive income including noncontrolling interests [member] Accumulated other comprehensive income including non-controlling interests AOCI related to hedged items [member] AOCI related to hedged items AOCI Related To Hedging Derivative Instrument [Member] AOCI Related To Hedging Derivative Instrument AOCI Related To Hedging Non Derivative Instrument [Member] AOCI Related To Hedging Non Derivative Instrument AOCI related to cash flow hedges AOCI Related To Foreign Currency Translation Differences From Unhedged Foreign Operation AOCI related to foreign currency translation differences from unhedged foreign operations AOCI Related To Transfer From Owner Occupied Property To Investment Property AOCI related to transfer from owner-occupied property to investment property Unrealized (losses) on securities at FVOCI Unrealized gains on equity securities at FVOCI Investments in associates n/a Actuarial gains (losses) from defined benefit pension plans Income tax relating to OCI Disclosure of analysis of other comprehensive income by item [line items] Increase (decrease) through other comprehensive income, excluding realisation of other comprehensive income, equity Increase (decrease) through other comprehensive income, excluding realisation of other comprehensive income, equity Movements period Increase (decrease) through other comprehensive income, realisation of other comprehensive income, equity Increase (decrease) through other comprehensive income, realisation of other comprehensive income, equity Realization of OCI Increase (decrease) in equity Total Accumulated other comprehensive income attributable to noncontrolling interests [member] Accumulated other comprehensive income attributable to non-controlling interests Disclosure of noncontrolling interest [table] Disclosure of noncontrolling interest [line items] Proportion of ownership interest in subsidiary, noncontrolling interests Proportion of ownership interest in subsidiary, noncontrolling interests Non-controlling Interest Non-controlling interest share of equity. Non-Controlling Interest Share of Equity Non-controlling Interest share of equity Contractual commitments for acquisition of property, plant and equipment Contractual commitments for acquisition of property, plant and equipment Contractual commitments for acquisition of intangible assets Contractual commitments for acquisition of intangible assets Disclosure of contingent liabilities [table] Classes of contingent liabilities [axis] Classes of contingent liabilities [domain] Civil proceedings Administrative, tax proceedings and other proceedings [member] Administrative, tax proceedings and other proceedings [member] Administrative, tax proceedings and other proceedings Disclosure of contingent liabilities [line items] Estimated financial effect of contingent liabilities Estimated financial effect of contingent liabilities Banking service fees Banking service fees Banking service fees Pension and severance fund management fees Pension and severance fund management fees Pension and severance fund management Credit card fees Credit card fees Credit card fees Commissions and fees from trust activities Commissions and fees from trust activities Trust activities and portfolio management services Commissions and fees from storage services Commissions and fees from storage services Storage services Bonded warehouse services Commissions and fees from office network services Commissions and fees from office network services Office network services Commissions on drafts, checks and checkbooks Commissions on drafts, checks and checkbooks Commissions on transfers, checks and checkbooks Other fee and commission income Other commissions Other commissions Banking services expenses Banking services expenses Banking services Sales and services commissions expenses Sales and services commissions expenses Commissions for sales and services Fees paid to pension funds sales force Fees paid to pension funds sales forces Fees paid to pension funds sales force Information processing services of operators expenses Information processing services of operators expenses Information processing services of operators Offices network services expenses Offices network services expenses Offices network services Other fee and commission expense Other Disclosure of disaggregation of revenue from contracts with customers [table] Products and services [axis] Products and services [domain] Energy and gas [member] Energy and gas [member] Energy and Gas Infrastructure [member] Infrastructure [member] Infrastructure Hotel [Member] Hotels Agribusiness [member] Agribusiness [member] Agribusiness Others services [member] Others services [member] Other services Disclosure of disaggregation of revenue from contracts with customers [line items] Cost of sales excluding depreciation Cost of sales excluding depreciation Cost of sales from companies from non-financial sector General and administrative expense General and administrative expenses Short-term employee benefits expense Personnel expenses Amortisation expense Amortization of intangible assets Cost of sales, depreciation Cost of sales, depreciation Depreciation of tangible assets The amount of allowance for impairment of loans and receivables. Allowance For Impairment Of Loans And Receivables Allowance for impairment of loans and receivables The amount of direct commission and fees expenses incurred during period. Cost Of Goods And Services, Commission And Fees Expenses Commissions and fees expenses Cost of sales, depreciation, right-of-use assets Cost of sales, depreciation, right-of-use assets Depreciation of right of use assets Donations and subsidies expense Donations expenses The amount of bonus payments during the period. Bonus Payments Employee bonuses The amount of labor severance expense incurred during period. Labor Severance Expenses Labor severances Disclosure of net trading income [table] This member stands for financial derivatives. Financial Derivatives [Member] Financial derivatives This member stands for marketable derivatives. Marketable Derivatives [Member] Marketable derivatives Disclosure of net trading income [line items] Trading income (expense) on debt instruments Fixed income (loss) securities Trading income (expense) on equity instruments Equities Trading income (expense) on derivative financial instruments Net income (loss) on derivatives Foreign exchange gain (loss) Foreign exchange gain (loss), net Foreign exchange loss, net Share of profit (loss) of associates and joint ventures accounted for using equity method Share of profit of equity accounted investees, net of tax Share of net income from investments in associates and joint ventures Gain (loss) on asset valuation, net Gain (loss) on asset valuation, net Net gain on asset valuation Net gain in asset valuation Gains on disposals of property, plant and equipment Gain on sale of properties, plant and equipment Gains (losses) on disposals of non-current assets Gain on the sale of non-current assets held for sale Gains on the sale of non-current assets held for sale Gains (losses) on disposals of investments Net gain on sale of debt and equity securities Net (loss) gain on sale of investments Miscellaneous other operating income Other income The amount of personnel expenses. Personnel expenses Personnel expenses Tax expense other than income tax expense Taxes and fees Insurance expense Insurance Auditor's remuneration for other services Consultancy, audit and other fees Repairs and maintenance expense Maintenance and repairs Amortisation, intangible assets Amortisation, intangible assets Amortization of intangible assets The amount of expenses relating to advertising services. Advertising expenses Marketing Depreciation, right-of-use assets Depreciation right of use assets Depreciation expense Depreciation of tangible assets The amount of expenses relating to affiliation contributions and transfers. Affiliation contributions and transfers Affiliation contributions and transfers Expense relating to leases of low-value assets for which recognition exemption has been used Leases (Rent) Warehouse expense Warehouse expense Warehouse services The amount of expenses towards outsourcing services. Outsourcing services expenses Outsourcing services Transportation expense Transportation services The amount of expenses relating to the losses due to claims. Losses Due To Claims Losses due to claims The amount of expenses relating to cleaning and security services. Cleaning and security services expense Cleaning and security services Temporary services, expense. Temporary Services, Expense Temporary services The amount of expenses relating to electronic data processing. Electronic data processing expense Data processing The amount of expenses relating to the donations expenses. Donations Expense Donations expenses Loss from sale of property, plant and equipment Loss from sale of property, plant and equipment Loss from sale of property, plant and equipment The amount of expenses relating to Supplies and stationary. Supplies and stationary Supplies and stationary The amount of expenses relating to adaptation and installation. Adaptation and installation expense Adaptation and installation Travel expense Travel expenses Derecognition of assets, expense. Derecognition Of Assets, Expense Derecognition of assets The amount of expenses relating to the impairment losses on other assets. Impairment Losses On Other Assets Impairment losses other assets Losses on disposals of non-current assets Loss from sale of non-current assets held for sale Miscellaneous other operating expense Other Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. Ifrs Number of operating segments Number of operating segments Disclosure of operating segments [table] Segment consolidation items [axis] Segment consolidation items [domain] Operating segments [member] Material reconciling items [member] Elimination of intersegment amounts [member] Segments [axis] Segments [domain] Reportable segments [member] Banking Services [member] Banking Services [member] Banking Services Merchant Banking [member] Merchant Banking [member] Merchant Banking Pension and Severance Fund Management [member] Pension and Severance Fund Management [member] Pension and Severance Fund Management Holding [member] Holding [member] Holding Disclosure of operating segments [line items] The amount of assets that the entity does not separately disclose in the same statement or note. Other Assets Total Other assets Non-current assets or disposal groups classified as held for sale, assets of disposal group Noncurrent assets or disposal groups classified as held for sale, assets of disposal group Non-current assets held for sale The amount of liabilities that the entity does not separately disclose in the same statement or note. Other liabilities Total Other liabilities External Income [Abstract] Income The amount of net income from financial instruments designated at fair value. Income From Financial Instruments Designated At Fair Value Net Net income from other financial instruments mandatorily at fair value through profit or loss Other finance income (cost) Other income Impairment loss recognised in profit or loss, loans and advances Net impairment loss on financial assets Depreciation and amortisation expense Depreciation and amortization Administrative expenses Administrative expenses Other income (expense) Other income (expense) Other expenses Operating income, other Operating income, other Other operating income Operating expense, other Operating expense, other Other operating expenses Timing of transfer of goods or services [axis] Timing of transfer of goods or services [domain] Goods or services transferred at point in time [member] Goods or services transferred over time [member] Revenue from contracts with customers Revenue from contracts with customers Commissions and fees from bonded warehouse services Commissions And Fees From Bonded Warehouse Services Bonded warehouse services The amount of income from goods and services from non-financial sector. Income From Goods And Services From Non-Financial Sector Income from goods and services from non-financial sector Other finance income (cost), including income from financial instruments designated at fair value, net and trading income (expense) Other finance income (cost), including income from financial instruments designated at fair value, net and trading income (expense) Other income Disclosure of unconsolidated structured entities [table] Managed funds [member] Managed funds [member] Disclosure of unconsolidated structured entities [line items] Assets recognised in entity's financial statements in relation to structured entities Total assets in relation to the Grupo Aval's interests in the unconsolidated structured entities Maximum exposure to loss from interests in structured entities Grupo Aval's maximum exposure Represents the percentage of total assets representing maximum exposure. Percentage Of Total Assets Representing Maximum Exposure Percentage of total assets Disclosure of transactions between related parties [table] Categories of related parties [axis] Categories of related parties [domain] This member stands for individuals with control over entity. Individuals with Control Over Entity [Member] Key management personnel of entity or parent [member] Entities controlled by individuals [Member] Entities with joint control or significant influence over entity [member] This member stands for IBR rate 3M. IBR Rate Three M [Member] IBR rate 3M This member stands for SOFR rate 3M. SOFR Rate Three M [member] SOFR rate 3M Disclosure of transactions between related parties [line items] The amount of financial assets in investments in subsidiaries, joint ventures and associates, individuals in an entity's separate financial statements. Financial assets in investments Financial assets in investments Trade receivables Financial assets in credit operations Receivables due from related parties Accounts receivable Trade and other payables Accounts payable For an unclassified balance sheet, reflects the carrying amount of unpaid loan amounts due from related parties at the balance sheet date. IFRS Loans and Leases Receivable, Related Parties Loans receivable, related party Loan Receivable Term Loan Receivable Term Loan receivable term Investment interest rate, spread on variable rate. Investment Interest Rate, Spread on Variable Rate Variable rate Disclosure of related party [Table] Disclosure Of Related Party [Table] Disclosure of related party [Line Items] Disclosure of Related Party [Line Items] Revenue [abstract] Income Operating lease income Leases Other income Other income Expenses by nature [abstract] Expenses Finance costs Financial expenses Operating expense Operating expenses The amount of salaries paid to key management personnel. Salaries Salaries Key management personnel compensation, short-term employee benefits Short term benefits for employees Key management personnel compensation, termination benefits Termination benefits Key management personnel compensation, other long-term employee benefits Long term benefits for employees The amount of fees paid to key management personnel. Key Management Personnel Compensation, Fee Fees Key management personnel compensation Total Zelestra Corporacion S.A.U. [member] Zelestra Corporacion SAU [member] Banco Itau Colombia S.A. and Banco Itau Panama, retail banking business [member] Banco Itau Colombia SA and Banco Itau Panama, retail banking business [member] Renewable energy contractual capacity. Renewable Energy Contractual Capacity Renewable energy contractual capacity Renewable energy potential capacity. Renewable Energy Potential Capacity Renewable energy potential capacity Retail banking clients transferred. Retail Banking Clients Transferred Retail banking clients transferred Disclosure of non-adjusting events after reporting period [table] Non-adjusting events after reporting period [axis] Non-adjusting events after reporting period [domain] Major business combination [member] Sencia S.A.S. [member] Sencia SAS [member] Disclosure of non-adjusting events after reporting period [line items] Concession, estimated term Concession, estimated term Concession, estimated term Concession, estimated investment Concession, estimated investment Concession, estimated investment Concession, investment construction period Concession, investment construction period Concession, investment construction period Acquisition-date fair value of total consideration transferred [abstract] Consideration transferred, acquisition-date fair value Fair value of total consideration transferred Payment amount Amounts recognised as of acquisition date for each major class of assets acquired and liabilities assumed [abstract] Assets, total, recognised as of acquisition date Assets, total, recognised as of acquisition date Total assets Liabilities, total, recognised as of acquisition date Liabilities, total, recognised as of acquisition date Total liabilities Identifiable assets acquired (liabilities assumed) Net of assets acquired and liabilities assumed from Sencia Net identifiable assets acquired (liabilities assumed), book value Net identifiable assets acquired (liabilities assumed), book value Book value of the percentage acquired Partial spin-off [member] Partial spin-off [member] Shares issued for spin-off, value Shares issued for spin-off, value Shares issued for spin off, value Changes in tax rates or tax laws enacted or announced [member] Wealth tax, tax value unit Wealth tax, tax value unit Wealth tax, tax value unit Applicable tax rate, wealth tax, financial and extractive entities Applicable tax rate, wealth tax, financial and extractive entities Applicable tax rate, wealth tax, financial and extractive entities (as a percent) Applicable tax rate, wealth tax, all other entities excluding financial and extractive entities Applicable tax rate, wealth tax, all other entities excluding financial and extractive entities Applicable tax rate, wealth tax, all other entities excluding financial and extractive entities (as a percent) Wealth tax, estimated liability Wealth tax, estimated liability Wealth tax, estimated liability Disposal of major subsidiary [member] Non-current assets held for sale, transaction price Non-current assets held for sale, transaction price Non-current assets held for sale, transaction price The amount of occasional reserve released to the shareholders for distribution. Occasional reserve released for distribution Occasional reserve release at the disposal of the General Meeting of Shareholders The amount of net income and occasional reserve available for distribution of the the shareholders. Total income available for distribution Total Income available for disposal of the General Meeting of Shareholders Description of methods used to measure fair value of non-cash assets declared for distribution to owners before financial statements authorised for issue Declared dividends information Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners per share, per installment Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners per share, per installment Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners per share, per installment Occasional reserve, amount to reserve at disposal of shareholder meeting Occasional reserve, amount to reserve at disposal of shareholder meeting To Occasional reserve at the disposal of General Meeting of Shareholders