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EQUITY ATTRIBUTABLE TO OWNERS OF THE PARENT - Equity transactions - Subsidiary transactions (Details) - COP ($) $ / shares in Units, $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2024 | Dec. 31, 2022
Disclosure of subsidiaries [line items] |  |  |  |
Equity transactions |  |  | $ (76,823) | $ (15,091)
Non-controlling interests [member] |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Equity transactions |  |  | (13,511) | (13,359)
Equity attributable to owners of parent [member] |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Equity transactions |  |  | $ (63,312) | $ (1,732)
Corficolombiana |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Dividends paid to non-controlling interests, per share |  | $ 1,135 |  |
Equity transactions |  | $ (21,823) |  |
Corficolombiana | Non-controlling interests [member] |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Equity transactions |  | (8,845) |  |
Corficolombiana | Equity attributable to owners of parent [member] |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Equity transactions |  | $ (12,978) |  |
Compania Hotelera Cartagena de Indias S.A. |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Proportion of ownership interests held by non-controlling interests (as a percent) | 39.52% |  |  |
Non-controlling interests, ownership interests, shares acquired (in shares) | 14,594,928 |  |  |
Equity transactions | $ (55,000) |  |  |
Compania Hotelera Cartagena de Indias S.A. | Non-controlling interests [member] |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Equity transactions | (4,904) |  |  |
Compania Hotelera Cartagena de Indias S.A. | Equity attributable to owners of parent [member] |  |  |  |
Disclosure of subsidiaries [line items] |  |  |  |
Equity transactions | $ (50,096) |  |  |

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- Definition The increase (decrease) in equity through changes in ownership interests in subsidiaries that do not result in loss of control. [Refer: Total for all subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 106 -Subparagraph d -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_106_d_iii&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The proportion of ownership interests in a subsidiary held by non-controlling interests. [Refer: Total for all subsidiaries [member]; Non-controlling interests] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2024-01-01 -Paragraph 12 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_12_c&doctype=Standard -URIDate 2024-03-27 + Details
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