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Other Net Operating Results (Tables)
 12 Months Ended
Dec. 31, 2022
Text block [abstract]  
Summary of Other Operating Results Net
     
                        
      
                        
      
                        
  
    
            2022            
   
            2021            
   
            2020            
Result for sale of participation in areas
(1)
   
 
-
 
   
 
21
 
   
 
192
 
Result from sale of assets held for disposal
   
 
-
 
   
 
57
 
   
 
-
 
Lawsuits
   
 
145
 
   
 
(341)
 
   
 
(70)
 
Insurance
   
 
-
 
   
 
15
 
   
 
56
 
Result for contractual commitment Exmar
(2)
   
 
-
 
   
 
-
 
   
 
(105)
 
Miscellaneous
   
 
5
 
   
 
16
 
   
 
20
 
    
 
 
 
   
 
 
 
   
 
 
 
    
 
150
 
   
 
(232)
 
   
 
93
 
    
 
 
 
   
 
 
 
   
 
 
 
 
(1)
See Note 34.b).
(2)
See Note 34.d).