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Property, Plant and Equipment, net
12 Months Ended
Dec. 31, 2020
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment, net Property, Plant and Equipment, net
Property, plant and equipment, net consisted of the following (in millions):
20202019
Land$142 $136 
Buildings7,425 7,013 
Machinery and equipment8,661 8,128 
Construction in progress1,921 1,701 
Total property, plant and equipment18,149 16,978 
Less: accumulated depreciation and amortization
(10,936)(10,387)
Total property, plant and equipment, net$7,213 $6,591