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Inventories - Inventories (Detail) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Inventory Disclosure [Abstract]    
Raw materials and supplies $ 1,201 $ 1,282
Work-in-process 339 331
Finished goods 425 408
Tooling and engineering 1,339 1,382
Inventory, net, total $ 3,304 $ 3,403