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Accounts receivable and others (Details 2) - BRL (R$)
R$ in Thousands
12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Accounts Receivable and Others [Abstract]    
Beginning balance R$ 866 [1] R$ 861
Accrual of provision 397 284
Write-off or reversal (104) (279)
Ending balance [1] R$ 1,159 R$ 866
[1] Changes in the allowance for expected credit losses: