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Transactions with Related Parties - Summary of Compensation Expense (Detail) - BRL (R$)
R$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Disclosure of transactions between related parties [abstract]    
Short-term benefits R$ 11,902 R$ 5,330
Share-based payments 18,878 19,941
Key management personnel compensation R$ 30,780 R$ 25,271