v3.25.4
PP&E - Movements for materials and others PP&E (Details) - ARS ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Movements in impairment of materials and others PP&E    
At the beginning of the year $ 5,696,731  
At the end of the period 6,789,118 $ 5,696,731
Impairment loss recognized 10,783  
Materials | Net carrying value    
Movements in impairment of materials and others PP&E    
At the beginning of the year 467,094  
At the end of the period 640,820 467,094
Materials | Allowance for obsolescence and impairment of materials    
Movements in impairment of materials and others PP&E    
At the beginning of the year 42,439 63,001
Decreases 514 19,752
Currency translation adjustments (292) 810
At the end of the period 42,217 42,439
Materials | Impairment allowance    
Movements in impairment of materials and others PP&E    
At the beginning of the year (42,439)  
At the end of the period (42,217) (42,439)
PP&E without material | Net carrying value    
Movements in impairment of materials and others PP&E    
At the beginning of the year 5,757,248  
At the end of the period 6,859,618 5,757,248
Impairment loss recognized   12,587
PP&E without material | Impairment allowance    
Movements in impairment of materials and others PP&E    
At the beginning of the year (18,078) (7,102)
Increases (10,205)  
Reclassifications   (12,587)
Uses   1,611
At the end of the period $ (28,283) $ (18,078)