XML 115 R92.htm IDEA: XBRL DOCUMENT v3.19.1
Expenses by nature (Details 1) (Parenthetical) (Detail) - BRL (R$)
R$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Statement [LineItems]    
Compensation expenses related to the LTIP R$ 264,179  
Payroll taxes related to LTIP 154,843  
Early payments of receivables expense 20,148 R$ 27,956
IOF [member]    
Statement [LineItems]    
Tax on Financial Transactions 17,975 0
Early payments of receivables expense R$ 1,476 R$ 95,878