v3.26.1
Taxes - Income tax recorded in other comprehensive income (Details) - COP ($)
$ in Billions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Taxes      
Actuarial valuation gains (losses), Pre-tax $ 4,235 $ 1,682 $ (4,460)
Actuarial valuation gains (losses), Deferred tax (1,880) (374) 1,726
Actuarial valuation gains (losses), After tax 2,355 1,308 (2,734)
Cash flow hedging for future crude oil exports, Pre-tax 4,589 (3,654) 5,695
Cash flow hedging for future crude oil exports, Deferred tax (1,775) 1,473 (2,624)
Cash flow hedging for future crude oil exports, After tax 2,814 (2,181) 3,071
Hedge of a net investment in a foreign operation, Pre-tax 6,642 (6,305) 8,973
Hedge of a net investment in a foreign operation, Deferred tax (2,893) 2,979 (2,760)
Hedge of a net investment in a foreign operation, After tax 3,749 (3,326) 6,213
Hedge with derivative instruments, Pre-tax 240 (172) 242
Hedge with derivative instruments, Deferred tax (136) 87 (68)
Hedge with derivative instruments, After tax 104 (85) 174
Valuation of financial instruments at fair value, Pre-tax 227 (237)  
Valuation of financial instruments at fair value, Deferred tax (90) 94  
Valuation of financial instruments at fair value, After tax 137 (143)  
Foreign currency translation, Deferred tax 680    
Foreign currency translation, After tax 680    
Pre-tax 15,933 (8,686) 10,450
Deferred tax recognized in other comprehensive income (6,094) 4,259 (3,726)
After tax 9,839 (4,427) 6,724
Hedge of a net investment in a foreign operation      
Taxes      
Hedge of a net investment in a foreign operation, Deferred tax (2,893) 2,979 (2,760)
Foreign currency translation, Pre-tax $ (6,642) $ 6,305 $ (8,973)