FINANCIAL OBLIGATIONS - Issued bonds due over twelve months (Details) - COP ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Disclosure of financial obligations from issued bonds [abstract]
The amount of issued bonds due over 12 months	$ 15,653,080	$ 24,634,287

The non-current portion of non-current bonds issued. [Refer: Bonds issued]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 112
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard
-URIDate 2025-03-27

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant