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ESTIMATION OF FAIR VALUE - Sensitivity analysis of main equity securities (Details) - COP ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Oct. 29, 2024
Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] |  |  |
Financial assets | $ 304,853,883 | $ 280,746,878 |
Percentage of valuation sample | 100.00% |  |
Banco Popular S.A. |  |  |
Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] |  |  |
Percentage of participation in subsidiary | 4.49% |  |
Banco de Bogota S.A. |  |  |
Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] |  |  |
Percentage of participation in subsidiary | 6.24% |  |
Banco de Occidente S.A. |  |  |
Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] |  |  |
Percentage of participation in subsidiary | 2.46% |  |
Banco AV Villas S A |  |  |
Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] |  |  |
Percentage of participation in subsidiary | 0.65% |  |
Financial assets at fair value through profit or loss, category [member] |  |  |
Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] |  |  |
Financial assets | $ 24,400,493 | 19,332,588 |
Private equity fund Pactia Inmobiliario [member] | Financial assets at fair value through profit or loss, category [member] | Level 3 of fair value hierarchy [member] | Funds managed by other entities [member] |  |  |
Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] |  |  |
Financial assets | 327,688 |  | $ 324,220
Financial assets, at fair value |  |  | $ 3,468
Sensitivity impacts, Scenario 1 | 3,816 |  |
Sensitivity impacts, Scenario 2 | (6,294) |  |
Equity securities | Financial assets at fair value through profit or loss, category [member] |  |  |
Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] |  |  |
Financial assets | 3,099,853 |  |
Equity securities | Private real estate equity fund Nexus | Financial assets at fair value through profit or loss, category [member] | Level 3 of fair value hierarchy [member] |  |  |
Disclosure of significant unobservable inputs used in fair value measurement of assets [line items] |  |  |
Financial assets | 2,772,165 | 2,567,099 |
Sensitivity impacts, Scenario 1 | 65,955 | 38,209 |
Sensitivity impacts, Scenario 2 | $ (97,147) | $ (75,156) |

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- Definition The amount of assets that are: (a) cash; (b) an equity instrument of another entity; (c) a contractual right: (i) to receive cash or another financial asset from another entity; or (ii) to exchange financial assets or financial liabilities with another entity under conditions that are potentially favourable to the entity; or (d) a contract that will, or may be, settled in the entity’s own equity instruments and is: (i) a non-derivative for which the entity is, or may be, obliged to receive a variable number of the entity’s own equity instruments; or (ii) a derivative that will, or may be, settled other than by the exchange of a fixed amount of cash or another financial asset for a fixed number of the entity’s own equity instruments. For this purpose the entity’s own equity instruments do not include puttable financial instruments classified as equity instruments in accordance with paragraphs 16A-16B of IAS 32, instruments that impose on the entity an obligation to deliver to another party a pro rata share of the net assets of the entity only on liquidation and are classified as equity instruments in accordance with paragraphs 16C-16D of IAS 32, or instruments that are contracts for the future receipt or delivery of the entity’s own equity instruments. [Refer: Classes of financial instruments [domain]; Financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 25 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_25&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 35H -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_35H&doctype=Standard -URIDate 2024-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 35M -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_35M&doctype=Standard -URIDate 2024-03-27 Reference 4: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 35N -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_35N&doctype=Standard -URIDate 2024-03-27 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 35I -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_35I&doctype=Standard -URIDate 2024-03-27 + Details
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