Inventories (Tables)

3 Months Ended

Mar. 31, 2023

Inventory Disclosure [Abstract]

Components of Inventories

Inventories are stated at the lower of cost (“FIFO”) and net realizable value. The components of inventories were as follows (dollars in millions):

	As of
	March 31, 2023			December 31, 2022
Raw materials	$	449		$	445
Work in progress		356			350
Finished products		273			265
Inventories		1,078			1,060
Inventory valuation reserve		(92	)		(91	)
Total inventories, net of reserve	$	986		$	969