Goodwill and Other Intangible Assets, Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Goodwill [Roll Forward]
Balance Beginning	$ 914.8	$ 907.5
Change in Goodwill Relating to [Abstract]
Concept Pet acquisition		9.2
Foreign exchange translation	(1.2)	(1.9)
Total changes	(1.2)	7.3
Balance Ending	913.6	914.8
Consumer & Specialties [Member]
Goodwill [Roll Forward]
Balance Beginning	346.4	337.9
Change in Goodwill Relating to [Abstract]
Concept Pet acquisition		9.2
Foreign exchange translation	(1.2)	(0.7)
Total changes	(1.2)	8.5
Balance Ending	345.2	346.4
Engineered Solutions [Member]
Goodwill [Roll Forward]
Balance Beginning	568.4	569.6
Change in Goodwill Relating to [Abstract]
Concept Pet acquisition		0.0
Foreign exchange translation	0.0	(1.2)
Total changes	0.0	(1.2)
Balance Ending	$ 568.4	$ 568.4