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Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 26, 2020
Property, Plant and Equipment [Abstract]  
Property, plant and equipment
Property, plant and equipment consisted of the following (in millions):
December 26, 2020December 28, 2019
Land$219 $210 
Buildings and improvements2,514 2,447 
Equipment and other6,914 6,552 
Construction in progress792 1,033 
10,439 10,242 
Accumulated depreciation(3,563)(3,187)
Property, plant and equipment, net$6,876 $7,055