Inventories (Tables)

6 Months Ended

Jun. 30, 2020

Inventory Disclosure [Abstract]

Major components of inventory

The major components of inventory, on a net basis, were as follows: 

(dollars in millions)	June 30, 2020		December 31, 2019
Finished goods	$	122.5	$	118.5
Work in process	25.2		22.6
Raw materials and supplies	63.1		58.5
Total inventories	$	210.8	$	199.6