Goodwill and Intangible Assets - Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 111.1	$ 107.8
Goodwill recorded due to acquisition	1.7
Goodwill impairment charge	(0.1)
Foreign currency translation	(2.8)	3.3
Goodwill, ending balance	109.9	111.1
Proprietary Products
Goodwill [Roll Forward]
Goodwill, beginning balance	80.9	78.1
Goodwill recorded due to acquisition	1.7
Goodwill impairment charge	(0.1)
Foreign currency translation	(2.4)	2.8
Goodwill, ending balance	80.1	80.9
Contract-Manufactured Products
Goodwill [Roll Forward]
Goodwill, beginning balance	30.2	29.7
Goodwill recorded due to acquisition	0.0
Goodwill impairment charge	0.0
Foreign currency translation	(0.4)	0.5
Goodwill, ending balance	$ 29.8	$ 30.2