Inventories

3 Months Ended

Mar. 31, 2021

Inventory Disclosure [Abstract]

Inventories

6.  Inventories

The components of inventories as of March 31, 2021 and December 31, 2020 are summarized as follows:

	March 31, 2021			December 31, 2020
Raw materials	$	132.4		$	114.9
Work-in-process		137.9			105.5
Finished goods		303.0			305.8
Total inventories		573.3			526.2
Excess and obsolete inventory reserve		(52.9	)		(53.1	)
Inventories — net	$	520.4		$	473.1