Inventories

3 Months Ended

Mar. 31, 2025

Inventory Disclosure [Abstract]

Inventories

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)	March 31, 2025		December 31, 2024
Raw materials	$	162.9	$	166.9
Work in process	82.9		65.2
Finished goods	142.9		144.9
	$	388.7	$	377.0