v3.26.1
TANGIBLE ASSETS - Tangible assets for own use (Details) - COP ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets $ 9,608,300 $ 7,243,441 $ 6,995,890  
Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 13,680,962 11,157,542 10,630,546 $ 10,746,735
Accumulated depreciation and amortisation [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (4,069,835) (3,906,757) (3,628,905) (3,505,547)
Accumulated impairment [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (2,827) (7,344) (5,751) (5,747)
Property, plant and equipment not subject to operating leases [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 6,935,437 4,600,105 4,427,803  
Property, plant and equipment not subject to operating leases [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 9,702,586 7,368,175 7,113,556 7,456,503
Property, plant and equipment not subject to operating leases [member] | Accumulated depreciation and amortisation [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (2,764,384) (2,760,780) (2,680,412) (2,720,889)
Property, plant and equipment not subject to operating leases [member] | Accumulated impairment [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (2,765) (7,290) $ (5,341) $ (5,372)
Property, plant and equipment not subject to operating leases [member] | Land [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 507,045 756,817    
Property, plant and equipment not subject to operating leases [member] | Land [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 508,911 758,682    
Property, plant and equipment not subject to operating leases [member] | Land [member] | Accumulated impairment [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (1,866) (1,865)    
Property, plant and equipment not subject to operating leases [member] | Buildings [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 725,358 1,217,212    
Property, plant and equipment not subject to operating leases [member] | Buildings [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 1,073,721 1,624,279    
Property, plant and equipment not subject to operating leases [member] | Buildings [member] | Accumulated depreciation and amortisation [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (347,660) (406,255)    
Property, plant and equipment not subject to operating leases [member] | Buildings [member] | Accumulated impairment [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (703) (812)    
Property, plant and equipment not subject to operating leases [member] | Office equipment [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 141,847 145,764    
Property, plant and equipment not subject to operating leases [member] | Office equipment [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 640,006 645,546    
Property, plant and equipment not subject to operating leases [member] | Office equipment [member] | Accumulated depreciation and amortisation [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (498,112) (499,752)    
Property, plant and equipment not subject to operating leases [member] | Office equipment [member] | Accumulated impairment [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (47) (30)    
Property, plant and equipment not subject to operating leases [member] | Computer equipment [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 481,667 518,817    
Property, plant and equipment not subject to operating leases [member] | Computer equipment [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 1,503,419 1,521,882    
Property, plant and equipment not subject to operating leases [member] | Computer equipment [member] | Accumulated depreciation and amortisation [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (1,021,605) (1,002,890)    
Property, plant and equipment not subject to operating leases [member] | Computer equipment [member] | Accumulated impairment [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (147) (175)    
Property, plant and equipment not subject to operating leases [member] | Motor vehicles [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 19,979 19,289    
Property, plant and equipment not subject to operating leases [member] | Motor vehicles [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 98,071 98,918    
Property, plant and equipment not subject to operating leases [member] | Motor vehicles [member] | Accumulated depreciation and amortisation [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (78,092) (79,629)    
Property, plant and equipment not subject to operating leases [member] | Machinery [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 4,417,955 1,360,979    
Property, plant and equipment not subject to operating leases [member] | Machinery [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 5,057,435 1,957,838    
Property, plant and equipment not subject to operating leases [member] | Machinery [member] | Accumulated depreciation and amortisation [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (639,478) (592,451)    
Property, plant and equipment not subject to operating leases [member] | Machinery [member] | Accumulated impairment [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (2) (4,408)    
Property, plant and equipment not subject to operating leases [member] | Warehouses [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 7,532 7,646    
Property, plant and equipment not subject to operating leases [member] | Warehouses [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 11,096 11,037    
Property, plant and equipment not subject to operating leases [member] | Warehouses [member] | Accumulated depreciation and amortisation [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (3,564) (3,391)    
Property, plant and equipment not subject to operating leases [member] | Leasehold improvements [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 56,759 93,290    
Property, plant and equipment not subject to operating leases [member] | Leasehold improvements [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 185,840 226,588    
Property, plant and equipment not subject to operating leases [member] | Leasehold improvements [member] | Accumulated depreciation and amortisation [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets (129,081) (133,298)    
Property, plant and equipment not subject to operating leases [member] | Construction in progress [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 292,211 208,234    
Property, plant and equipment not subject to operating leases [member] | Construction in progress [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 292,211 208,234    
Property, plant and equipment not subject to operating leases [member] | Bearer plants [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 285,084 272,057    
Property, plant and equipment not subject to operating leases [member] | Bearer plants [member] | Gross carrying amount [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 331,876 315,171    
Property, plant and equipment not subject to operating leases [member] | Bearer plants [member] | Accumulated depreciation and amortisation [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets $ (46,792) $ (43,114)