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Restructuring, Asset-Related, and Other Charges - Schedule of Restructuring Programs to Segment (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Dec. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   $ 44 $ 45 $ 56
Asset-related charges   43 4 1
Restructuring, asset-related and other charges   87 49 57
Plant and Product Line Closures [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   20 13 24
2017 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   3 27 32
Restructuring, asset-related and other charges   3 27 32
2018 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   (1) 5 0
Restructuring, asset-related and other charges $ 5      
2019 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   22 0 0
Operating Segments [Member] | Fluoroproducts [Member] | Plant and Product Line Closures [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   0 0 3
Operating Segments [Member] | Fluoroproducts [Member] | 2017 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   2 9 0
Operating Segments [Member] | Fluoroproducts [Member] | 2019 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   7 0 0
Operating Segments [Member] | Chemical Solutions [Member]        
Restructuring Cost and Reserve [Line Items]        
Asset-related charges   34 4 0
Operating Segments [Member] | Chemical Solutions [Member] | Plant and Product Line Closures [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   2 4 17
Operating Segments [Member] | Chemical Solutions [Member] | 2017 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   0 2 0
Operating Segments [Member] | Chemical Solutions [Member] | 2019 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   1 0 0
Operating Segments [Member] | Titanium Technologies [Member]        
Restructuring Cost and Reserve [Line Items]        
Asset-related charges   9 0 0
Operating Segments [Member] | Titanium Technologies [Member] | Plant and Product Line Closures [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   0 0 4
Operating Segments [Member] | Titanium Technologies [Member] | 2017 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   1 1 0
Operating Segments [Member] | Titanium Technologies [Member] | 2019 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   5 0 0
Corporate and Other [Member]        
Restructuring Cost and Reserve [Line Items]        
Asset-related charges   0 0 1
Corporate and Other [Member] | Plant and Product Line Closures [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   18 9 0
Corporate and Other [Member] | 2017 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   0 15 32
Corporate and Other [Member] | 2018 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   (1) 5 0
Corporate and Other [Member] | 2019 Restructuring Program [Member]        
Restructuring Cost and Reserve [Line Items]        
Restructuring and other charges   $ 9 $ 0 $ 0