RISK MANAGEMENT - Modified financial assets - Foreclosed assets (Details) - COP ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Disclosure of risk management [abstract] | ||
| Foreclosed assets received | $ 189,624 | $ 116,299 |
| Foreclosed assets sold | $ 130,716 | $ 43,731 |