v3.26.1
RISK MANAGEMENT - Credit quality of financial assets (excluding loan portfolio) - Derivative instruments - Assets (Details) - COP ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Disclosure of financial assets [line items]    
Financial assets $ 305,457,293 $ 304,853,883
Derivatives [member]    
Disclosure of financial assets [line items]    
Financial assets 2,453,579 1,023,313
Derivatives [member] | Investment grade [member]    
Disclosure of financial assets [line items]    
Financial assets 1,550,274 622,273
Derivatives [member] | Speculative grade [member]    
Disclosure of financial assets [line items]    
Financial assets 265 774
Derivatives [member] | Without grade or not available [member]    
Disclosure of financial assets [line items]    
Financial assets $ 903,040 $ 400,266