Intangible Assets - Goodwill (Details) $ in Millions	12 Months Ended
	Oct. 31, 2022 USD ($)
Goodwill [Roll Forward]
Balance, beginning	$ 2,574.0
Net additions	1,184.8
Foreign currency translation adjustment	(149.1)
Balance, ending	3,609.7
CooperVision
Goodwill [Roll Forward]
Balance, beginning	1,841.0
Net additions	0.9
Foreign currency translation adjustment	(131.6)
Balance, ending	1,710.3
CooperSurgical
Goodwill [Roll Forward]
Balance, beginning	733.0
Net additions	1,183.9
Foreign currency translation adjustment	(17.5)
Balance, ending	$ 1,899.4