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RISK MANAGEMENT - Credit quality of financial assets (excluding loan portfolio) - Derivative instruments - Hedging derivatives - Assets (Details) - COP ($)
$ in Millions
Dec. 31, 2024
Dec. 31, 2023
Disclosure of financial assets [line items]    
Financial assets $ 304,853,883 $ 280,746,878
Financial assets at fair value through profit or loss, category [member]    
Disclosure of financial assets [line items]    
Financial assets 24,400,493 19,332,588
Derivatives [member]    
Disclosure of financial assets [line items]    
Financial assets 1,023,313 2,126,229
Derivatives [member] | Hedging instruments [member]    
Disclosure of financial assets [line items]    
Financial assets 54,019 48,662
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 7,330,349 3,765,455
Financial assets $ 54,019 $ 48,662