v3.26.1
FINANCIAL OBLIGATIONS - Issued bonds by issued date and maturity date - Tabular disclosure (Details) - COP ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Aug. 15, 2025
May 15, 2025
Feb. 13, 2025
Dec. 31, 2024
Disclosure of detailed information about borrowings [line items]          
Bonds issued $ 21,456,986       $ 26,215,847
Colombia, Pesos          
Disclosure of detailed information about borrowings [line items]          
Bonds issued $ 8,531,016       9,472,568
Colombia, Pesos | Parent Company [Member]          
Disclosure of detailed information about borrowings [line items]          
Issue Date Between 24/11/2016 and 12/12/2024        
Bonds issued $ 1,177,984       1,177,903
Maturity Date Between 24/11/2026 and 28/06/2042        
Interest Rate 10.08%        
Colombia, Pesos | Parent Company [Member] | CPI [member] | Bottom of range [member]          
Disclosure of detailed information about borrowings [line items]          
Borrowing rate interest rate basis 3.69%        
Colombia, Pesos | Parent Company [Member] | CPI [member] | Top of range [member]          
Disclosure of detailed information about borrowings [line items]          
Borrowing rate interest rate basis 6.16%        
Colombia, Pesos | Banco AV Villas          
Disclosure of detailed information about borrowings [line items]          
Issue Date 23/02/2021        
Bonds issued $ 88,105       87,020
Maturity Date 23/02/2026        
Colombia, Pesos | Banco AV Villas | CPI [member]          
Disclosure of detailed information about borrowings [line items]          
Borrowing rate interest rate basis 1.36%        
Colombia, Pesos | Banco de Bogota S.A.          
Disclosure of detailed information about borrowings [line items]          
Issue Date Between 10/02/2021 and 25/07/2024        
Bonds issued $ 902,401       1,088,630
Maturity Date Between 10/02/2026 and 25/07/2028        
Colombia, Pesos | Banco de Bogota S.A. | Bottom of range [member]          
Disclosure of detailed information about borrowings [line items]          
Interest Rate 10.38%        
Colombia, Pesos | Banco de Bogota S.A. | Top of range [member]          
Disclosure of detailed information about borrowings [line items]          
Interest Rate 10.45%        
Colombia, Pesos | Banco de Bogota S.A. | CPI [member]          
Disclosure of detailed information about borrowings [line items]          
Borrowing rate interest rate basis 1.16%        
Colombia, Pesos | Banco de Occidente S.A.          
Disclosure of detailed information about borrowings [line items]          
Issue Date Between 09/08/2012 and 20/08/2020        
Bonds issued $ 1,419,919       1,876,405
Maturity Date Between 10/06/2026 and 14/12/2032        
Colombia, Pesos | Banco de Occidente S.A. | CPI [member] | Bottom of range [member]          
Disclosure of detailed information about borrowings [line items]          
Borrowing rate interest rate basis 2.37%        
Colombia, Pesos | Banco de Occidente S.A. | CPI [member] | Top of range [member]          
Disclosure of detailed information about borrowings [line items]          
Borrowing rate interest rate basis 4.65%        
Colombia, Pesos | Corporacion Financiera Colombiana S.A.          
Disclosure of detailed information about borrowings [line items]          
Issue Date Between 11/12/2012 and 15/08/2025        
Bonds issued $ 4,126,514 $ 350,000 $ 48,800 $ 133,100 3,871,660
Maturity Date Between 08/09/2026 and 19/11/2045        
Interest Rate 3.77%        
Colombia, Pesos | Corporacion Financiera Colombiana S.A. | CPI [member] | Bottom of range [member]          
Disclosure of detailed information about borrowings [line items]          
Borrowing rate interest rate basis 2.90%        
Colombia, Pesos | Corporacion Financiera Colombiana S.A. | CPI [member] | Top of range [member]          
Disclosure of detailed information about borrowings [line items]          
Borrowing rate interest rate basis 6.40%        
Colombia, Pesos | Corporacion Financiera Colombiana S.A. | IBR [member]          
Disclosure of detailed information about borrowings [line items]          
Borrowing rate interest rate basis 3.75%        
Colombia, Pesos | Banco Popular S.A.          
Disclosure of detailed information about borrowings [line items]          
Issue Date Between 12/10/2016 and 10/03/2022        
Bonds issued $ 816,093       1,370,950
Maturity Date Between 15/07/2026 and 10/03/2027        
Colombia, Pesos | Banco Popular S.A. | CPI [member] | Bottom of range [member]          
Disclosure of detailed information about borrowings [line items]          
Interest Rate 6.29%        
Borrowing rate interest rate basis 2.58%        
Colombia, Pesos | Banco Popular S.A. | CPI [member] | Top of range [member]          
Disclosure of detailed information about borrowings [line items]          
Interest Rate 6.78%        
Borrowing rate interest rate basis 4.13%        
Foreign currency [member]          
Disclosure of detailed information about borrowings [line items]          
Bonds issued $ 12,925,970       16,743,279
Foreign currency [member] | Banco de Bogota S.A. and MFH          
Disclosure of detailed information about borrowings [line items]          
Bonds issued $ 6,587,469       9,316,131
Foreign currency [member] | Banco de Bogota S.A. Under rule 144A          
Disclosure of detailed information about borrowings [line items]          
Issue Date Between 12/05/2016 and 24/03/2023        
Bonds issued $ 6,587,469       7,720,126
Maturity Date Between 12/05/2026 and 24/03/2033        
Foreign currency [member] | Banco de Bogota S.A. Under rule 144A | Bottom of range [member]          
Disclosure of detailed information about borrowings [line items]          
Interest Rate 4.38%        
Foreign currency [member] | Banco de Bogota S.A. Under rule 144A | Top of range [member]          
Disclosure of detailed information about borrowings [line items]          
Interest Rate 6.25%        
Foreign currency [member] | Banco de Bogota S.A. Under rule 144A | SOFR6          
Disclosure of detailed information about borrowings [line items]          
Borrowing rate interest rate basis 3.75%        
Foreign currency [member] | Multi Financial Holding          
Disclosure of detailed information about borrowings [line items]          
Bonds issued         1,596,005
Foreign currency [member] | Banco de Occidente S.A.          
Disclosure of detailed information about borrowings [line items]          
Issue Date 13/05/2024        
Bonds issued $ 677,521       791,791
Maturity Date 13/08/2034        
Interest Rate 10.88%        
Foreign currency [member] | Grupo Aval Limited          
Disclosure of detailed information about borrowings [line items]          
Issue Date 4/02/2020        
Bonds issued $ 3,777,033       4,428,224
Maturity Date 4/02/2030        
Interest Rate 4.38%        
Foreign currency [member] | Promigas S.A. and Gases del Pacfico S.A.C. Under rule 144A.          
Disclosure of detailed information about borrowings [line items]          
Issue Date Between 16/10/2019 and 22/10/2020        
Bonds issued $ 1,883,947       $ 2,207,133
Maturity Date Between 16/10/2029 and 22/10/2029        
Interest Rate 3.75%