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Inventories - Components of Inventories (Detail) - USD ($)
$ in Millions
Dec. 31, 2015
Dec. 31, 2014
Inventory Disclosure [Abstract]    
Raw material $ 178 $ 140
Work in process 0 0
Finished goods 272 260
Inventories, gross 450 400
Inventory reserves (56) (6)
Inventories, net $ 394 $ 394