v3.26.1
EMPLOYEE BENEFITS (Details 17)
R$ in Thousands
12 Months Ended
Dec. 31, 2025
BRL (R$)
shares
Possible Increase In Actuarial Assumption [Member] | Actuarial assumption of discount rates [member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level 0.50%
Possible Increase In Actuarial Assumption [Member] | Actuarial assumption of discount rates [member] | Healthcare Plan [Member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level 0.50%
Effect on current service cost and on interest on actuarial obligations | R$ R$ 510,034
Effect on present value of obligations | shares (10,629,052)
Possible Increase In Actuarial Assumption [Member] | Actuarial Assumption Of Medical Inflation [Member] | Healthcare Plan [Member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level 1.00%
Effect on current service cost and on interest on actuarial obligations | R$ R$ 3,102,518
Effect on present value of obligations | shares 25,945,554
Possible Increase In Actuarial Assumption [Member] | Actuarial Assumption Of Mortality Table [Member] | Healthcare Plan [Member]  
IfrsStatementLineItems [Line Items]  
Effect on current service cost and on interest on actuarial obligations | R$ R$ (2,257,050)
Effect on present value of obligations | shares (18,875,130,000)
Sensitivity level, year +1 year
Possible Increase In Actuarial Assumption [Member] | Actuarial assumption of mortality rates [member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level, year +1 ano
Possible Decrease In Actuarial Assumption [Member] | Actuarial assumption of discount rates [member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level (0.50%)
Possible Decrease In Actuarial Assumption [Member] | Actuarial assumption of discount rates [member] | Healthcare Plan [Member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level (0.50%)
Effect on current service cost and on interest on actuarial obligations | R$ R$ (540,863)
Effect on present value of obligations | shares 11,323,696
Possible Decrease In Actuarial Assumption [Member] | Actuarial assumption of mortality rates [member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level, year - 1 ano
Actuarial Assumption Of Medical Inflation [Member] | Actuarial assumption of discount rates [member] | Healthcare Plan [Member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level (1.00%)
Effect on current service cost and on interest on actuarial obligations | R$ R$ (2,773,758)
Effect on present value of obligations | shares (23,196,224,000)
Actuarial Assumption Of Mortality Table [Member] | Actuarial assumption of mortality rates [member] | Healthcare Plan [Member]  
IfrsStatementLineItems [Line Items]  
Effect on current service cost and on interest on actuarial obligations | R$ R$ 2,340,830
Effect on present value of obligations | shares 19,575,759
Sensitivity level, year - 1 year