Inventories (Tables)

6 Months Ended

Jun. 30, 2021

Inventory Disclosure [Abstract]

Components of inventories

The components of inventories at June 30, 2021 and December 31, 2020 were as follows:

	June 30, 2021		December 31, 2020
Manufacturing supplies	$	36.2	$	34.8
Raw materials	122.0		99.5
Work in process	352.6		320.3
Finished products	466.9		441.2
Subtotal	977.7		895.8
Allowance for obsolete and surplus inventory	(58.2)		(54.5)
Total Inventories, net	$	919.5	$	841.3