Inventories (Tables)

3 Months Ended

Mar. 31, 2023

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories at March 31, 2023 and December 31, 2022 were as follows (in millions):

	March 31, 2023		December 31, 2022
Raw materials and supplies	$	206.7	$	213.6
Work-in-process	1,041.2		941.1
Finished goods	125.7		111.9
	1,373.6		1,266.6
Inventory valuation reserves	(79.8)		(70.9)
Total inventories, net	$	1,293.8	$	1,195.7