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INCOME TAX - Tax losses and excess of presumptive income (Details) - COP ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | $ 1,993,196 | $ 1,629,254
Excess of presumptive income not recognized as deferred tax assets | 34,525 | 75,529
Tax loss carry forwards and excess of presumptive income not recognized as deferred tax assets | 2,027,721 | 1,704,783
Not later than one year [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | 4,902 | 1,323
Excess of presumptive income not recognized as deferred tax assets | 26,883 | 44,246
Later than one year and not later than two years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | 2,179 | 4,846
Excess of presumptive income not recognized as deferred tax assets | 7,642 | 24,492
Later than two years and not later than three years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | 5,908 | 2,748
Excess of presumptive income not recognized as deferred tax assets |  | 6,791
Later than three years and not later than four years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets |  | 40
Later than five years and not later than six years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | 173,448 |
Later than six years and not later than seven years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | 289,982 | 170,835
Later than seven years and not later than eight years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | 248,444 | 279,605
Later than eight years and not later than nine years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | 169,572 | 215,970
Later than nine years and not later than ten years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | 37,969 | 15,799
Later than ten years and not later than eleven years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | 262,578 | 6,931
Later than eleven years and not later than twelve years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | 383,897 | 516,801
Later than twelve years and not later than thirteen years [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets |  | 122
Without expiration date [member] |  |
Disclosure of income tax [line items] |  |
Tax loss carry forwards not recognized as deferred tax assets | $ 414,318 | $ 414,234

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- Definition Tax loss carry forwards and excess of presumptive income not recognized as deferred tax assets + References No definition available. + Details
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- Definition The amount of unused tax credits for which no deferred tax asset is recognised in the statement of financial position. [Refer: Unused tax credits [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2023-01-01 -Paragraph 81 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2023-en-r&anchor=para_81_e&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of unused tax losses for which no deferred tax asset is recognised in the statement of financial position. [Refer: Unused tax losses [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2023-01-01 -Paragraph 81 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2023-en-r&anchor=para_81_e&doctype=Standard -URIDate 2023-03-23 + Details
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