v3.25.4
INTANGIBLE ASSETS - Movements in Intangible assets (without considering the impairment allowance) (Details) - ARS ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
INTANGIBLE ASSETS    
At the beginning of the year $ 2,494,659  
At the end of the year 2,671,525 $ 2,494,659
Gross carrying value    
INTANGIBLE ASSETS    
At the beginning of the year 4,072,420 4,059,313
Incorporation by acquisition 274,183 4,899
CAPEX 134,472 58,422
Currency translation adjustments 4,055 (13,742)
Decreases (34,549) (36,472)
At the end of the year 4,450,581 4,072,420
Gross carrying value | 5G licenses    
INTANGIBLE ASSETS    
At the beginning of the year 496,653 496,653
Incorporation by acquisition 88,413  
At the end of the year 585,066 496,653
Gross carrying value | 3G/4G licenses    
INTANGIBLE ASSETS    
At the beginning of the year 1,099,056 1,099,056
Incorporation by acquisition 45,204  
At the end of the year 1,144,260 1,099,056
Gross carrying value | PCS and SRCE licenses (Argentina)    
INTANGIBLE ASSETS    
At the beginning of the year 578,878 578,878
Incorporation by acquisition 42,218  
At the end of the year 621,096 578,878
Gross carrying value | Nucleo's licenses    
INTANGIBLE ASSETS    
At the beginning of the year 138,746 147,874
CAPEX 217 643
Currency translation adjustments 2,290 (9,771)
At the end of the year 141,253 138,746
Gross carrying value | Customer relationships    
INTANGIBLE ASSETS    
At the beginning of the year 772,115 775,255
Incorporation by acquisition 44,355 4,899
CAPEX   36
Currency translation adjustments 642 (445)
Decreases (1,693) (7,630)
At the end of the year 815,419 772,115
Gross carrying value | Brand    
INTANGIBLE ASSETS    
At the beginning of the year 729,850 729,818
Incorporation by acquisition 8,094  
Decreases   32
At the end of the year 737,944 729,850
Gross carrying value | Incremental Cost from the acquisition of contracts    
INTANGIBLE ASSETS    
At the beginning of the year 32,315 51,342
Incorporation by acquisition 45,899  
CAPEX 67,767 12,010
Currency translation adjustments 931 (2,163)
Decreases (15,466) (28,874)
At the end of the year 131,446 32,315
Gross carrying value | Content activation    
INTANGIBLE ASSETS    
At the beginning of the year 13,569 10,871
CAPEX 7,800 2,698
Decreases (8,997)  
At the end of the year 12,372 13,569
Gross carrying value | Internally generated software    
INTANGIBLE ASSETS    
At the beginning of the year 158,570 115,528
CAPEX 56,790 43,034
Currency translation adjustments 83 8
At the end of the year 215,443 158,570
Gross carrying value | Other    
INTANGIBLE ASSETS    
At the beginning of the year 52,668 54,038
CAPEX 1,898 1
Currency translation adjustments 109 (1,371)
Decreases (8,393)  
At the end of the year $ 46,282 $ 52,668