ESTIMATION OF FAIR VALUE - Measurements at fair value on a non-recurring basis, liabilities (Details) - COP ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Disclosure of fair value measurement of liabilities [line items]
Liabilities of disposal group classified as held for sale	$ 16,459,367
Liabilities	314,193,836	$ 294,696,465
Non-recurring fair value measurement [member]
Disclosure of fair value measurement of liabilities [line items]
Liabilities of disposal group classified as held for sale	16,459,367
Liabilities	16,459,367
Level 3 of fair value hierarchy [member] \| Non-recurring fair value measurement [member]
Disclosure of fair value measurement of liabilities [line items]
Liabilities of disposal group classified as held for sale	16,459,367
Liabilities	$ 16,459,367

The amount of a present obligation of the entity to transfer an economic resource as a result of past events. Economic resource is a right that has the potential to produce economic benefits.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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Reference 6: http://www.xbrl.org/2003/role/disclosureRef
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Reference 8: http://www.xbrl.org/2003/role/disclosureRef
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Reference 10: http://www.xbrl.org/2003/role/disclosureRef
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+ Details