Represents the number of installments for payments of dividend.

No definition available.

Name:	ec_NumberOfInstallmentsForPaymentsOfDividend
Namespace Prefix:	ec_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- 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

Name:	ifrs-full_DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of dividends proposed or declared after the reporting period but before financial statements are authorised for issue. Such dividends are not recognised as a liability at the end of the reporting period because no obligation exists at that time.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 10
-IssueDate 2023-01-01
-Paragraph 13
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=10&code=ifrs-tx-2023-en-r&anchor=para_13&doctype=Standard
-URIDate 2023-03-23

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 137
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_137_a&doctype=Standard
-URIDate 2023-03-23

+ Details

Name:	ifrs-full_DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwners
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount, per share, of dividends proposed or declared before financial statements were authorised for issue but not recognised as distribution to owners.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 137
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_137_a&doctype=Standard
-URIDate 2023-03-23

+ Details

Name:	ifrs-full_DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPerShare
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	ec_IfrsDividendsAxis=ec_OrdinaryDividendMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ec_IfrsDividendsAxis=ec_ExtraordinaryDividendMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent and relevant events - Distribution of Profits (Details)		12 Months Ended
	Mar. 22, 2024 COP ($) installment $ / shares	Dec. 31, 2023 COP ($)	Dec. 31, 2022 COP ($)
Relevant and/or subsequent events (unaudited)
Dividends approved for distribution \| $	$ 312	$ 24,382,199,000,000	$ 11,512,675,000,000
Number of installments for payments of dividend \| installment	2
Ordinary dividend
Relevant and/or subsequent events (unaudited)
Dividends approved for distribution, per share	$ 278
Extraordinary dividend
Relevant and/or subsequent events (unaudited)
Dividends approved for distribution, per share	$ 34