Product Warranties (Tables)

12 Months Ended

Dec. 31, 2020

Product Warranties Disclosures [Abstract]

Rollforward of Consolidated Warranty Reserve

The following table represents changes in our consolidated warranty reserve:

	Year Ended December 31,
	2020		2019		2018
Beginning balance	$	11.5	$	8.7	$	11.6
Issued – warranty expense	6.6		7.4		4.9
Change in estimate – warranty expense	—		—		(1.6)
Warranty usage	(6.2)		(4.6)		(6.2)
Ending balance	$	11.9	$	11.5	$	8.7