Inventories (Tables)

6 Months Ended

Jun. 30, 2024

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories are valued at the lower of cost (on a first-in, first-out basis) or net realizable value. Inventory balances were as follows:

($ in millions)	June 30, 2024		December 31, 2023
Raw materials	$	173.7	$	172.3
Work in process	81.1		87.3
Finished goods	164.4		175.1
	$	419.2	$	434.7