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Goodwill and Intangible Assets - Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 106.0	$ 108.5
Foreign currency translation	4.5	(2.5)
Adjustment to goodwill related to business classified as held for sale as of December 31, 2025	(0.6)
Goodwill, ending balance	109.9	106.0
Proprietary Products
Goodwill [Roll Forward]
Goodwill, beginning balance	76.8	78.9
Foreign currency translation	3.8	(2.1)
Adjustment to goodwill related to business classified as held for sale as of December 31, 2025	(0.6)
Goodwill, ending balance	80.0	76.8
Contract-Manufactured Products
Goodwill [Roll Forward]
Goodwill, beginning balance	29.2	29.6
Foreign currency translation	0.7	(0.4)
Adjustment to goodwill related to business classified as held for sale as of December 31, 2025	0.0
Goodwill, ending balance	$ 29.9	$ 29.2

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- Definition

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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Amount of foreign currency translation gain (loss) which increases (decreases) asset representing future economic benefit from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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