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Equity - Ecopetrol Business Groups reserves (Details) - COP ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Equity |  |
Equity reserves | $ 17,922,725 | $ 8,898,633
Legal reserve |  |
Equity |  |
Equity reserves | 9,747,885 | 6,407,256
Fiscal and statutory reserves |  |
Equity |  |
Equity reserves | 509,082 | 509,082
Occasional reserves |  |
Equity |  |
Equity reserves | $ 7,665,758 | $ 1,982,295

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- Definition A component of equity representing reserves within equity, not including retained earnings. [Refer: Retained earnings] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 78 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_78_e&doctype=Standard -URIDate 2023-03-23 + Details
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