v3.25.4
Fixed Assets (Details) - Schedule of Changes in Value of Property, Plant, and Equipment - CLP ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Reconciliation of changes in property, plant and equipment [abstract]    
Balances $ 813,727 $ 776,282
Additions 84,659 63,161
Disposals (84,389) (24,295)
Impairment due to damage 0 (1,041)
Other (12) (380)
Balances 813,985 813,727
Buildings    
Reconciliation of changes in property, plant and equipment [abstract]    
Balances 327,607 318,881
Additions 29,820 26,515
Disposals (61,371) (8,967)
Impairment due to damage 0 (1,041)
Other (4,346) (7,781)
Balances 291,710 327,607
Land    
Reconciliation of changes in property, plant and equipment [abstract]    
Balances 14,020 14,631
Additions 0 0
Disposals (2,677) (493)
Impairment due to damage 0 0
Other 0 (118)
Balances 11,343 14,020
Equipment    
Reconciliation of changes in property, plant and equipment [abstract]    
Balances 371,128 343,038
Additions 42,722 29,404
Disposals (6,119) (10,446)
Impairment due to damage 0 0
Other (31,749) 9,132
Balances 375,982 371,128
Other    
Reconciliation of changes in property, plant and equipment [abstract]    
Balances 100,972 99,732
Additions 12,117 7,242
Disposals (14,222) (4,389)
Impairment due to damage 0 0
Other 36,083 (1,613)
Balances $ 134,950 $ 100,972