Inventories (Tables)

6 Months Ended

Jun. 30, 2021

Inventory Disclosure [Abstract]

Major components of inventory

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

(dollars in millions)	June 30, 2021		December 31, 2020
Finished goods	$	163.3	$	119.7
Work in process	35.0		23.0
Raw materials and supplies	82.1		60.4
Total inventories	$	280.4	$	203.1