Divestitures (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2021	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020	Aug. 13, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of business, net of transaction costs		$ 53.0	$ 0.0
Goodwill	$ 229.0	229.0		$ 240.7
Flowform Products
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total purchase consideration					$ 55.0
Proceeds from sale of business, net of transaction costs	53.0
Goodwill	12.2	$ 12.2
Gain on sale of business	$ 13.7
Product sales, disposal group				$ 26.0