v3.26.1
TANGIBLE ASSETS - Operating Lease (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 subject to operating leases [member]        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Tangible assets 72,439 80,438 93,989  
Property, plant and equipment 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 130,533 130,331 129,081 100,800
Property, plant and equipment 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 (58,032) (49,839) (34,682) (18,413)
Property, plant and equipment 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 (62) (54) $ (410) $ (375)
Property, plant and equipment 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 12,711 16,549    
Property, plant and equipment 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 42,358 42,980    
Property, plant and equipment 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 (29,647) (26,431)    
Property, plant and equipment 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 46,213 47,835    
Property, plant and equipment 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 64,933 63,243    
Property, plant and equipment 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 (18,720) (15,408)    
Property, plant and equipment 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 13,515 16,054    
Property, plant and equipment 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 23,242 24,108    
Property, plant and equipment 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 (9,665) (8,000)    
Property, plant and equipment 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 $ (62) $ (54)