Inventories, Net (Tables)

9 Months Ended

Sep. 30, 2017

Inventory Disclosure [Abstract]

Components of Inventory

Inventories, net of reserves, by category were as follows:

(Dollars in millions)	September 30, 2017		December 31, 2016
Raw materials, components and supplies	$	145	$	168
Work in process	70		49
Finished goods	1,537		1,585
	$	1,752	$	1,802