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INCOME TAX - Deferred tax assets and liabilities - Gross deferred tax and offset (Details) - COP ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
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Deferred tax assets and liabilities [abstract] |  |  |  |
Deferred tax (liability) asset, net | $ (4,265,728) | $ (3,211,452) | $ (2,567,101) | $ (2,320,272)
Deferred tax assets [member] |  |  |  |
Deferred tax assets and liabilities [abstract] |  |  |  |
Deferred tax (liability) asset, net | 6,642,821 | 7,669,219 | 6,171,791 | 4,166,160
Deferred tax liability (asset), net, offset | (5,361,909) | (5,818,001) |  |
Deferred tax liabilities [member] |  |  |  |
Deferred tax assets and liabilities [abstract] |  |  |  |
Deferred tax (liability) asset, net | (10,908,549) | (10,880,671) | $ (8,738,892) | $ (6,486,432)
Deferred tax liability (asset), net, offset | $ 5,361,909 | $ 5,818,001 |  |

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- Definition Deferred tax (liability) asset, offset + References No definition available. + Details
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- References No definition available. + Details
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- Definition The amount of deferred tax liabilities or assets. [Refer: Deferred tax liabilities; Deferred tax assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2023-01-01 -Paragraph 81 -Subparagraph g -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2023-en-r&anchor=para_81_g_i&doctype=Standard -URIDate 2023-03-23 + Details
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- Details
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- Details
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