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Costs and expenses by nature
 12 Months Ended
Dec. 31, 2018
Text block [abstract]  
Costs and expenses by nature
27.

Costs and expenses by nature

 

     2018      2017      2016  

Materials, third-party services, freight, rent and other related costs

      (18,938 )       (19,049 )       (14,920 ) 

Raw material and products for resale

      (22,068 )       (20,053 )       (18,870 ) 

Depreciation, depletion and amortization

      (12,028 )       (13,307 )       (13,965 ) 

Production taxes

      (10,892 )       (7,900 )       (4,879 ) 

Employee compensation

      (8,839 )       (9,045 )       (9,984 ) 

(Losses) /Gains on legal, administrative and arbitration proceedings

      (2,040 )       (898 )       (1,393 ) 

Agreement with US Authorities

      (895 )       —          —    

Gains/(losses) with Commodities Derivatives

      (409 )       —          —    

Unscheduled stoppages and pre-operating expenses

      (1,282 )       (1,598 )       (1,859 ) 

Other taxes (*)

      (752 )       (1,843 )       (714 ) 

Allowance for expected credit losses

      (102 )       (708 )       (1,131 ) 

Institutional relations and cultural projects

      (223 )       (258 )       (253 ) 

Exploration expenditures written off (includes dry wells and signature bonuses)

      (87 )       (279 )       (1,281 ) 

Health, safety and environment

      (77 )       (70 )       (80 ) 

Impairment (losses)/reversals

      (2,005 )       (1,191 )       (6,193 ) 

Provision for debt acknowledgments of suppliers with subcontractors

      —          —          (105 ) 

Provision for the class action agreement

      —          (3,449 )       —    

Reclassification of cumulative translation adjustment

      —          (37 )       (1,457 ) 

Gain on remeasurement of investment retained with loss of control

      —          217        —    

Amounts recovered from Lava Jato investigation

      457        252        131  

Equalization of expenses - AIP

      (279 )       —          —    

Gains and losses on disposal/write-offs of assets (**)

      419        1,498        293  

Changes in inventories

      1,888        110        (437 ) 
  

 

 

     

 

 

     

 

 

  

Total

      (78,152 )       (77,608 )       (77,097 ) 
  

 

 

     

 

 

     

 

 

  

In the Statement of income

         

Cost of sales

      (61,517 )       (60,147 )       (55,417 ) 

Selling expenses

      (4,631 )       (4,538 )       (3,963 ) 

General and administrative expenses

      (2,455 )       (2,918 )       (3,319 ) 

Other taxes (*)

      (752 )       (1,843 )       (714 ) 

Exploration costs

      (524 )       (800 )       (1,761 ) 

Research and development expenses

      (642 )       (572 )       (523 ) 

Impairment

      (2,005 )       (1,191 )       (6,193 ) 

Other income and expenses

      (5,626 )       (5,599 )       (5,207 ) 
  

 

 

     

 

 

     

 

 

  

Total

      (78,152 )       (77,608 )       (77,097 ) 
  

 

 

     

 

 

     

 

 

  

 

  (*)

In 2017, it includes the impact of tax settlement programs in the amount of US$ 883.
  (**)

In 2018, it includes gains with divestments, as set out in note 10.1. In 2017, it includes returned areas and cancelled projects, as well as the divestment in NTS.