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Inventories (Tables)
9 Months Ended
Oct. 03, 2020
Inventory Disclosure [Abstract]  
Inventories
Inventories are composed of the following:
(In millions)October 3,
2020
January 4,
2020
Finished goods$1,468 $1,557 
Work in process1,869 1,616 
Raw materials and components915 896 
Total inventories$4,252 $4,069