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30. ADDITIONAL INFORMATION TO CASH FLOWS (Tables)
 12 Months Ended
Dec. 31, 2018
Additional Information To Cash Flows Tables Abstract  
Additional information related to statement of cash flows

 

  Consolidated  
  12/31/2018   12/31/2017 12/31/2016  
Income tax and social contribution paid 336,962   268,847   456,227  
Addition to PP&E with interest capitalization (note 10 and 25) 71,611   91,957   215,794  
Acquisition of fixed assets through loans 10,792   4,265   7,437  
Non-monetary transaction with joint venture     20,264      
  419,365   385,333   679,458