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Employee Benefits and Private Pension Plan - Post-employment Benefits (Detail) - BRL (R$)
R$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Disclosure of defined benefit plans [line items]      
Total R$ 215,556 R$ 215,719 R$ 284,724
Current 21,809 21,082  
Non-current 193,747 194,637  
Health and dental care plan [member]      
Disclosure of defined benefit plans [line items]      
Total [1] 164,428 159,867  
Indemnification of FGTS [member]      
Disclosure of defined benefit plans [line items]      
Total 36,357 38,617  
Seniority bonus [member]      
Disclosure of defined benefit plans [line items]      
Total 2,156 5,570  
Life insurance [member]      
Disclosure of defined benefit plans [line items]      
Total [1] R$ 12,615 R$ 11,665  
[1] Applicable  to IPP, Tropical and Iconic.