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Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2020
Property, Plant and Equipment [Abstract]  
Schedule of property, plant, and equipment
A summary of property, plant and equipment as of December 31, 2020 and 2019 is as follows:
20202019
(in millions)
Land and industrial buildings$3,428 $3,279 
Plant, machinery and equipment9,268 8,621 
Assets sold with buy-back commitment2,640 2,649 
Construction in progress149 164 
Other810 793 
Gross property, plant and equipment16,295 15,506 
Accumulated depreciation(11,372)(10,237)
Net property, plant and equipment$4,923 $5,269