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Natural and environmental resources - Accounting for suspended exploratory wells (Details) - COP ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disclosure of Natural and environmental resources [Line Items]
Number of projects exceeding 1 year	11	—	8
Projects under 1 year of suspension	$ 75,708		$ 698,973
Between 1 and 3 years
Disclosure of Natural and environmental resources [Line Items]
Projects under 1 year of suspension	75,708		48,206
More than 5 years
Disclosure of Natural and environmental resources [Line Items]
Projects under 1 year of suspension	0		650,767
Up to 1 year
Disclosure of Natural and environmental resources [Line Items]
Projects under 1 year of suspension	$ 21,025	$ 230,376	$ 990

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- Definition

The number of projects under exploratory wells which exceeds one year.

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The amount of exploration and evaluation assets recognised as intangible assets in accordance with the entity's accounting policy. [Refer: Exploration and evaluation assets [member]]

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 6
-IssueDate 2024-01-01
-Paragraph 25
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-URIDate 2024-03-27

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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-IssueDate 2024-01-01
-Paragraph 119
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2024-en-r&anchor=para_119&doctype=Standard
-URIDate 2024-03-27

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