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EMPLOYEE BENEFITS (Details 10)
R$ in Thousands
12 Months Ended
Dec. 31, 2022
BRL (R$)
shares
Possible Increase In Actuarial Assumption [Member] | Actuarial assumption of discount rates [member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level 0.50%
Effect on current service cost and on interest on actuarial obligations | R$ R$ (13,628)
Effect on present value of obligations | shares (116,302)
Possible Increase In Actuarial Assumption [Member] | Actuarial assumption of expected rates of salary increases [member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level 0.50%
Effect on current service cost and on interest on actuarial obligations | R$ R$ 116
Effect on present value of obligations | shares 1,148
Possible Increase In Actuarial Assumption [Member] | Actuarial assumption of expected rates of pension increases [member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level 0.50%
Effect on current service cost and on interest on actuarial obligations | R$ R$ 1,728
Effect on present value of obligations | shares 14,713
Possible Increase In Actuarial Assumption [Member] | Actuarial assumption of mortality rates [member]  
IfrsStatementLineItems [Line Items]  
Effect on current service cost and on interest on actuarial obligations | R$ R$ 8,572
Effect on present value of obligations | shares 72,993
Sensitivity level, year +1 ano
Possible Decrease In Actuarial Assumption [Member] | Actuarial assumption of discount rates [member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level (0.50%)
Effect on current service cost and on interest on actuarial obligations | R$ R$ 14,646
Effect on present value of obligations | shares 124,915
Possible Decrease In Actuarial Assumption [Member] | Actuarial assumption of expected rates of salary increases [member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level (0.50%)
Effect on current service cost and on interest on actuarial obligations | R$ R$ (108)
Effect on present value of obligations | shares (1,081)
Possible Decrease In Actuarial Assumption [Member] | Actuarial assumption of expected rates of pension increases [member]  
IfrsStatementLineItems [Line Items]  
Sensitivity level (0.50%)
Effect on current service cost and on interest on actuarial obligations | R$ R$ (1,728)
Effect on present value of obligations | shares (14,713)
Possible Decrease In Actuarial Assumption [Member] | Actuarial assumption of mortality rates [member]  
IfrsStatementLineItems [Line Items]  
Effect on current service cost and on interest on actuarial obligations | R$ R$ (8,681)
Effect on present value of obligations | shares (73,913)
Sensitivity level, year - 1 ano