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Inventories, Net (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Inventory Disclosure [Abstract]    
Raw materials $ 223 $ 217
Work in process 94 70
Finished goods 1,495 1,492
Inventories, net 1,812 1,779
Inventories reserves $ 27 $ 39