v3.26.1
EQUITY ATTRIBUTABLE TO OWNERS OF THE PARENT - Consolidated other comprehensive income - Non-controlling interest (Details) - COP ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of analysis of other comprehensive income by item [line items]      
Balance $ 33,162,918 $ 31,520,416 $ 30,821,659
Balance 34,742,841 33,162,918 31,520,416
Accumulated other comprehensive income including non-controlling interests      
Disclosure of analysis of other comprehensive income by item [line items]      
Movements period (477,847) 813,319 516,912
Realization of OCI 10,367 (113,836) (67,054)
Accumulated other comprehensive income including non-controlling interests | Discontinued operation      
Disclosure of analysis of other comprehensive income by item [line items]      
Movements period 172,875 46,911 138,259
Realization of OCI (1,930) (261) (25,590)
Accumulated other comprehensive income including non-controlling interests | Aggregate continuing and discontinued operations      
Disclosure of analysis of other comprehensive income by item [line items]      
Balance 319,735 (426,398) (988,925)
Balance 23,200 319,735 (426,398)
Accumulated other comprehensive income attributable to non-controlling interests      
Disclosure of analysis of other comprehensive income by item [line items]      
Movements period (259,340) 480,711 (41,922)
Realization of OCI (12,661) (49,452) (33,250)
Accumulated other comprehensive income attributable to non-controlling interests | Discontinued operation      
Disclosure of analysis of other comprehensive income by item [line items]      
Movements period 53,649 14,640 35,475
Realization of OCI (13) (2) (122)
Accumulated other comprehensive income attributable to non-controlling interests | Aggregate continuing and discontinued operations      
Disclosure of analysis of other comprehensive income by item [line items]      
Balance 563,718 117,821 157,640
Balance 345,353 563,718 117,821
Accumulated other comprehensive income      
Disclosure of analysis of other comprehensive income by item [line items]      
Balance (243,983) (544,219) (1,146,565)
Movements period (218,507) 332,608 558,834
Realization of OCI 23,028 (64,384) (33,804)
Balance (322,153) (243,983) (544,219)
Accumulated other comprehensive income | Discontinued operation      
Disclosure of analysis of other comprehensive income by item [line items]      
Movements period 119,226 32,271 102,784
Realization of OCI (1,917) (259) (25,468)
Accumulated other comprehensive income | Aggregate continuing and discontinued operations      
Disclosure of analysis of other comprehensive income by item [line items]      
Balance (243,983) (544,219) (1,146,565)
Balance $ (322,153) $ (243,983) $ (544,219)