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Right to Use Assets and Leases payable - Details about lease contracts of low amount assets (Detail) - BRL (R$)
R$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Disclosure of maturity analysis of operating lease payments [line items]    
Lease payments to be payable R$ 1,118 R$ 7,292
Up to 1 year    
Disclosure of maturity analysis of operating lease payments [line items]    
Lease payments to be payable 124 1,147
Between 1 and 5 years    
Disclosure of maturity analysis of operating lease payments [line items]    
Lease payments to be payable R$ 994 R$ 6,145