v3.25.4
SHARE-BASED PAYMENT PLANS (Details)
R$ in Thousands
12 Months Ended
Dec. 31, 2025
BRL (R$)
acesses
shares
Dec. 31, 2025
BRL (R$)
€ / shares
Dec. 31, 2024
BRL (R$)
SHARE-BASED PAYMENT PLANS      
Weighted average share price | € / shares   € 3.4930  
Expense from share-based payment transactions with employees | R$ R$ 53,792   R$ 41,843
Consolidated liability balances of the share compensation plans | R$ R$ 154,736 € 154,736 R$ 126,019
TFSP 2023-2025 cycle [Member]      
SHARE-BASED PAYMENT PLANS      
Number of shares that each unit consists | shares 280,500,000    
Number of active executives 139    
TFSP 2024-2026 cycle      
SHARE-BASED PAYMENT PLANS      
Number of shares that each unit consists | shares 256,000,000    
Number of active executives 139    
TFSP 2025-2027 cycle      
SHARE-BASED PAYMENT PLANS      
Number of shares that each unit consists | shares 236,500,000    
Number of active executives 132    
PSP Cycle 2023-2025      
SHARE-BASED PAYMENT PLANS      
Number of shares that each unit consists | shares 870,984,000    
Number of active executives 90    
Number of executives appointed under articles Bylaws 5    
PSP Cycle 2024-2026      
SHARE-BASED PAYMENT PLANS      
Number of shares that each unit consists | shares 980,665,000    
Number of active executives 107    
Number of executives appointed under articles Bylaws 5    
PSP 2024-2026 II cycle      
SHARE-BASED PAYMENT PLANS      
Number of shares that each unit consists | shares 1,007,632,000    
Number of active executives 119    
Number of executives appointed under articles Bylaws 5    
PSP VIVO Cycle 2023-2025      
SHARE-BASED PAYMENT PLANS      
Number of shares that each unit consists | shares 810,838,000    
Number of active executives 89    
Number of executives appointed under articles Bylaws 5    
PSP VIVO Cycle 2024-2026      
SHARE-BASED PAYMENT PLANS      
Number of shares that each unit consists | shares 780,530,000    
Number of active executives 106    
Number of executives appointed under articles Bylaws 5    
PSP VIVO Cycle 2025-2027      
SHARE-BASED PAYMENT PLANS      
Number of shares that each unit consists | shares 1,043,205,000    
Number of active executives 118    
Number of executives appointed under articles Bylaws 5