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Other Net Operating Results (Tables)
 12 Months Ended
Dec. 31, 2020
Text block [abstract]  
Summary of Other Operating Results Net
 
  
2020
 
  
2019
 
  
2018
 
Result of Companies’ revaluation
(1)
  
 
—  
 
  
 
—  
 
  
 
11,980
 
Result for assigment of participation in areas
(1)
  
 
12,233
 
  
 
778
 
  
 
2,322
 
Lawsuits
  
 
(5,300
) 
  
 
(2,732
) 
  
 
(2,365
) 
Insurance
  
 
3,925
 
  
 
498
 
  
 
417
 
Construction incentive
(2)
  
 
—  
 
  
 
688
 
  
 
—  
 
Unrecoverable credit - Resolution MINEM No.
508/E-2017
(3)
  
 
—  
 
  
 
(622
) 
  
 
—  
 
Result for contractual commitment Exmar
(4)
  
 
(8,285
) 
  
 
—  
 
  
 
—  
 
Miscellaneous
  
 
1,376
 
  
 
260
 
  
 
(409
) 
 
  
 
 
 
  
 
 
 
  
 
 
 
 
  
 
3,949
 
  
 
(1,130
) 
  
 
11,945
 
 
  
 
 
 
  
 
 
 
  
 
 
 
 

(1)
See Note 3.
(2)
See Note 35.
(3)
See Note 34.h.
(4)
See Note 33.f.