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Restructuring Activities - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Jun. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Restructuring Cost and Reserve [Line Items]            
Restructuring, net $ (2)   $ 32 $ (2) $ 69  
Restructuring reserve, current 15     15   $ 39
BRAZIL            
Restructuring Cost and Reserve [Line Items]            
Restructuring, net   $ 2        
Restructuring reserve, current 1     1    
2018 South America Legacy            
Restructuring Cost and Reserve [Line Items]            
Restructuring reserve, current 2     2    
2016 Other Restructuring Program            
Restructuring Cost and Reserve [Line Items]            
Restructuring reserve, current 1     1    
March 2020 Eng & SGA            
Restructuring Cost and Reserve [Line Items]            
Restructuring reserve, current $ 12     $ 12