XML 110 R99.htm IDEA: XBRL DOCUMENT v3.8.0.1
15. Property, plant and equipment (Details 1) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
SummaryOfPropertyPlantAndEquipmentLineItems [Line Items]      
Property, plant, and equipment, beginning R$ 302,383 R$ 325,076 R$ 304,845
Additions 18,920 27,631 54,794
Transfers (14,697) (13,803) (3,092)
Write-offs and disposals (279) (236) (373)
Depreciation (51,277) (36,285) (31,098)
Property, plant, and equipment, ending 255,050 302,383 325,076
Land      
SummaryOfPropertyPlantAndEquipmentLineItems [Line Items]      
Property, plant, and equipment, beginning 92,494 102,708 100,533
Additions 0 0 1,032
Transfers 13 (10,214) 1,143
Write-offs and disposals 0 0 0
Depreciation 0 0 0
Property, plant, and equipment, ending 92,507 92,494 102,708
Buildings      
SummaryOfPropertyPlantAndEquipmentLineItems [Line Items]      
Property, plant, and equipment, beginning 43,262 45,891 42,515
Additions 86 0 1,383
Transfers 1,358 (911) 3,347
Write-offs and disposals 0 (45) 0
Depreciation (2,346) (1,673) (1,354)
Property, plant, and equipment, ending 42,360 43,262 45,891
Equipment      
SummaryOfPropertyPlantAndEquipmentLineItems [Line Items]      
Property, plant, and equipment, beginning 149,140 162,218 146,922
Additions 17,627 26,061 51,610
Transfers (15,945) (6,380) (8,123)
Write-offs and disposals (178) (181) (340)
Depreciation (46,841) (32,578) (27,851)
Property, plant, and equipment, ending 103,803 149,140 162,218
Transportation      
SummaryOfPropertyPlantAndEquipmentLineItems [Line Items]      
Property, plant, and equipment, beginning 4,531 5,692 7,613
Additions 0 214 135
Transfers (33) (556) (1,109)
Write-offs and disposals (27) 0 (10)
Depreciation (791) (819) (937)
Property, plant, and equipment, ending 3,680 4,531 5,692
Furniture and fixtures      
SummaryOfPropertyPlantAndEquipmentLineItems [Line Items]      
Property, plant, and equipment, beginning 11,986 8,418 7,124
Additions 1,207 511 634
Transfers (75) 4,258 1,629
Write-offs and disposals (54) (10) (23)
Depreciation (1,248) (1,191) (946)
Property, plant, and equipment, ending 11,816 11,986 8,418
Other      
SummaryOfPropertyPlantAndEquipmentLineItems [Line Items]      
Property, plant, and equipment, beginning 970 149 138
Additions 0 845 0
Transfers (15) 0 21
Write-offs and disposals (20) 0 0
Depreciation (51) (24) (10)
Property, plant, and equipment, ending R$ 884 R$ 970 R$ 149