v3.26.1
RISK MANAGEMENT - Credit quality of financial assets (excluding loan portfolio) - Derivative instruments - Hedging derivatives - 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
Financial assets at fair value through profit or loss, category [member]    
Disclosure of financial assets [line items]    
Financial assets 31,969,586 24,400,493
Derivatives [member]    
Disclosure of financial assets [line items]    
Financial assets 2,453,579 1,023,313
Derivatives [member] | Hedging instruments [member]    
Disclosure of financial assets [line items]    
Financial assets 236,558 54,019
Derivatives [member] | Hedging instruments [member] | Financial assets at fair value through profit or loss, mandatorily measured at fair value, category [member]    
Disclosure of financial assets [line items]    
Notional amount 6,262,723 7,330,349
Financial assets $ 236,558 $ 54,019