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HEDGE ACCOUNTING - Fair value hedges (Details) $ in Millions | 12 Months Ended
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Dec. 31, 2024 COP ($) | Dec. 31, 2023 COP ($)
Disclosure of detailed information about hedging instruments [line items] |  |
Assets | $ 54,019 | $ 48,662
Liabilities | 21,658 | 217,566
Change in fair value | (1,372) | 79,980
Banco de Bogota S.A. |  |
Disclosure of detailed information about hedging instruments [line items] |  |
Change in fair value | $ 5,960 | 79,864
Banco de Occidente S.A. |  |
Disclosure of detailed information about hedging instruments [line items] |  |
Notional amount | 411,000 |
Liabilities | $ 7,250 |
Change in fair value | $ (83) | $ 116
Time deposits [member] | Banco de Bogota S.A. |  |
Disclosure of detailed information about hedging instruments [line items] |  |
Notional amount | 4,644,189 | 6,539,684
Liabilities | $ 66,064 | $ 40,289
Time deposits [member] | Banco de Occidente S.A. |  |
Disclosure of detailed information about hedging instruments [line items] |  |
Notional amount |  | 435,000
Liabilities |  | $ 734
Interest rate swap contract [member] | Banco de Bogota S.A. |  |
Disclosure of detailed information about hedging instruments [line items] |  |
Notional amount | 4,644,189 | 6,539,684
Assets | $ 68,840 | $ 47,975
Liabilities |  | $ 10,871
Interest rate swap contract [member] | Banco de Occidente S.A. |  |
Disclosure of detailed information about hedging instruments [line items] |  |
Notional amount | 411,000 | 435,000
Assets | $ 7,333 | $ 850

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- Definition 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. + References No definition available. + Details
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- Definition The gain (loss) on the change in fair value of the hedging instrument used as a basis for recognising hedge ineffectiveness. Hedge ineffectiveness is the extent to which the changes in the fair value or the cash flows of the hedging instrument are greater or less than those on the hedged item. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 24A -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_24A_c&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of a hedging instrument, recognised as an asset. [Refer: Hedging instruments [domain]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 24A -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_24A_a&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The nominal amount of a hedging instrument. [Refer: Hedging instruments [domain]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 23B -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_23B_a&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2024-01-01 -Paragraph 24A -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2024-en-r&anchor=para_24A_d&doctype=Standard -URIDate 2024-03-27 + Details
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