Inventories (Tables)

6 Months Ended

Jun. 30, 2020

Inventory Disclosure [Abstract]

Schedule of Components of Inventories

Inventories consisted of the following components (dollars in millions):

	June 30, 2020		December 31, 2019
Purchased parts and raw materials	$	90	$	91
Work in progress		20		17
Service parts		55		60
Finished goods		36		31
Total inventories	$	201	$	199