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Non-current assets held for sale (Details 1) - BRL (R$)
R$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Assets Not For Own Use [Abstract]    
Real estate R$ 1,250,380 R$ 1,262,126
Vehicles and related 262,774 308,357
Machinery and equipment 2,037 5,529
Other 5,782 2,954
Total R$ 1,520,973 R$ 1,578,966