Acquisitions - Narrative (Details) - USD ($)		1 Months Ended	3 Months Ended	6 Months Ended
	Jan. 19, 2021	Jan. 19, 2021	Apr. 30, 2021	Apr. 30, 2021	Feb. 01, 2021	Oct. 31, 2020
Business Acquisition [Line Items]
Goodwill			$ 2,567,700,000	$ 2,567,700,000		$ 2,447,300,000
Privately-Held Medical Device Company, Developed Mara Water Vapor Ablation System
Business Acquisition [Line Items]
Goodwill					$ 0
Privately-Held Medical Device Company, Spectacle Lenses
Business Acquisition [Line Items]
Payments to acquire business	$ 40,900,000
Equity investment gain realized before acquisition of remaining equity interest		$ 11,500,000
Contingent consideration	37,900,000	37,900,000
Contingent consideration paid				$ 0
Contingent consideration, fair value adjustment			$ 0
Privately-Held Medical Device Company, Spectacle Lenses, Portion Attributable To Former Equity Interest Owners
Business Acquisition [Line Items]
Undiscounted range of the contingent consideration, minimum	0	0
Undiscounted range of the contingent consideration, maximum	139,100,000	139,100,000
Contingent consideration	$ 30,200,000	$ 30,200,000