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Business Combinations - Schedule of Purchase Consideration Cash Outflow (Detail) - BRL (R$)
R$ in Thousands
Dec. 31, 2019
Sep. 04, 2018
Disclosure of detailed information about business combination [line items]    
Consideration paid in cash R$ (2,000)  
Equals S.A. [member]    
Disclosure of detailed information about business combination [line items]    
Consideration paid in cash   R$ (3,000)
Net cash acquired   60
Net cash flow on acquisition   R$ (2,940)