Goodwill and Intangible Assets - Intangible categories (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 01, 2023	Apr. 02, 2022	Dec. 31, 2022
Finite And Indefinite Lived Assets By Major Class [Line Items]
Indefinite-lived intangible assets	$ 59.2		$ 58.6
Definite-lived intangible assets	4,879.1		4,949.0
Accumulated Amortization	1,795.2		1,718.8
Total intangible assets	4,938.3		5,007.6
Intangible assets amortization expense	65.4	$ 48.5
Distribution and license agreements and supply agreements
Finite And Indefinite Lived Assets By Major Class [Line Items]
Definite-lived intangible assets	95.1		94.9
Accumulated Amortization	59.2		58.1
Developed product technology, formulations, and product rights
Finite And Indefinite Lived Assets By Major Class [Line Items]
Definite-lived intangible assets	474.9		484.8
Accumulated Amortization	218.2		211.8
Customer relationships and distribution networks
Finite And Indefinite Lived Assets By Major Class [Line Items]
Definite-lived intangible assets	1,844.7		1,825.1
Accumulated Amortization	1,006.8		965.9
Trademarks, trade names, and brands
Finite And Indefinite Lived Assets By Major Class [Line Items]
Definite-lived intangible assets	2,462.4		2,542.2
Accumulated Amortization	509.0		481.0
Non-compete agreements
Finite And Indefinite Lived Assets By Major Class [Line Items]
Definite-lived intangible assets	2.0		2.0
Accumulated Amortization	2.0		2.0
Trademarks, trade names, and brands
Finite And Indefinite Lived Assets By Major Class [Line Items]
Indefinite-lived intangible assets	3.2		3.2
In-process research and development
Finite And Indefinite Lived Assets By Major Class [Line Items]
Indefinite-lived intangible assets	$ 56.0		$ 55.4