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Inventories (Tables)
3 Months Ended
Mar. 31, 2021
Inventory Disclosure [Abstract]  
Schedule of Inventory, Current [Table Text Block]
(In millions)March 31, 2021December 31, 2020March 31, 2020
Finished products$2,508 $2,584 $2,721 
Semi-finished products1,386 1,813 1,260 
Raw materials and supplies427 485 420 
Total inventories$4,321 $4,882 $4,401