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Property, Plant and Equipment (Details) - USD ($)
$ in Millions
Mar. 31, 2021
Dec. 31, 2020
Property, Plant, and Equipment    
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] Total property, plant and equipment, net Total property, plant and equipment, net
ROU finance leases $ 81 $ 80
Property, plant and equipment, gross 4,336 4,249
Less: Accumulated depreciation and amortization 2,058 2,009
Total property, plant and equipment, net 2,278 2,240
Machinery and equipment    
Property, Plant, and Equipment    
Property, plant and equipment, gross 3,917 3,881
Buildings and improvements    
Property, Plant, and Equipment    
Property, plant and equipment, gross 88 88
Land and improvements    
Property, Plant, and Equipment    
Property, plant and equipment, gross 48 47
Furniture and fixtures    
Property, Plant, and Equipment    
Property, plant and equipment, gross 38 38
Construction in progress    
Property, Plant, and Equipment    
Property, plant and equipment, gross 150 100
Other    
Property, Plant, and Equipment    
Property, plant and equipment, gross $ 14 $ 15