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Post-employment Benefits (Details 1) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
IfrsStatementLineItems [Line Items]      
Post-employment benefits R$ 266,181 R$ 248,773 R$ 228,634
Management One [Member]      
IfrsStatementLineItems [Line Items]      
Post-employment benefits 1,384 1,422 1,116
Defined benefit plans other than multi-employer plans, state plans and plans that share risks between entities under common control [member] | Management One [Member]      
IfrsStatementLineItems [Line Items]      
Post-employment benefits 1,236 1,300 977
Healthcare Plan [Member] | Management One [Member]      
IfrsStatementLineItems [Line Items]      
Post-employment benefits 148 122 139
Employees [Member]      
IfrsStatementLineItems [Line Items]      
Post-employment benefits 264,797 247,351 227,518
Employees [Member] | Defined benefit plans other than multi-employer plans, state plans and plans that share risks between entities under common control [member]      
IfrsStatementLineItems [Line Items]      
Post-employment benefits 55,607 59,052 57,977
Employees [Member] | Healthcare Plan Post Employment [Member]      
IfrsStatementLineItems [Line Items]      
Post-employment benefits 140,293 116,504 94,349
Employees [Member] | Healthcare Plan Active Employees [Member]      
IfrsStatementLineItems [Line Items]      
Post-employment benefits R$ 68,897 R$ 71,795 R$ 75,192