Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($) $ in Millions	Sep. 28, 2024	Dec. 31, 2023
Finite And Indefinite Lived Assets By Major Class [Line Items]
Indefinite-lived intangible assets	$ 5.4	$ 5.3
Definite-lived intangible assets	4,807.9	4,997.0
Accumulated Amortization	2,152.5	2,016.2
Total intangible assets	4,813.3	5,002.3
Distribution and license agreements and supply agreements
Finite And Indefinite Lived Assets By Major Class [Line Items]
Definite-lived intangible assets	90.9	90.8
Accumulated Amortization	60.5	57.5
Developed product technology, formulations, and product rights
Finite And Indefinite Lived Assets By Major Class [Line Items]
Definite-lived intangible assets	347.6	534.0
Accumulated Amortization	224.5	238.4
Customer relationships and distribution networks
Finite And Indefinite Lived Assets By Major Class [Line Items]
Definite-lived intangible assets	1,850.8	1,868.1
Accumulated Amortization	1,161.2	1,108.9
Trademarks, trade names, and brands
Finite And Indefinite Lived Assets By Major Class [Line Items]
Definite-lived intangible assets	2,516.5	2,502.0
Accumulated Amortization	704.2	609.3
Non-compete agreements
Finite And Indefinite Lived Assets By Major Class [Line Items]
Definite-lived intangible assets	2.1	2.1
Accumulated Amortization	2.1	2.1
Trademarks, trade names, and brands
Finite And Indefinite Lived Assets By Major Class [Line Items]
Indefinite-lived intangible assets	3.5	3.4
In-process research and development
Finite And Indefinite Lived Assets By Major Class [Line Items]
Indefinite-lived intangible assets	$ 1.9	$ 1.9