RISK MANAGEMENT - Liquidity risk exposure (Details) - Liquidity risk - COP ($) $ in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
RISK MANAGEMENT
Net cash outflows into 30 days	$ 23,887,074	$ 13,752,496
Liquid assets	$ 59,617,840	$ 50,680,823
Liquidity coverage ratio	249.58%	368.52%

A classification of cash equivalents representing short-term investments. [Refer: Cash equivalents]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 7
-IssueDate 2024-01-01
-Paragraph 45
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard
-URIDate 2024-03-27

Name:	ifrs-full_ShorttermInvestmentsClassifiedAsCashEquivalents
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant