Intangible Assets - Schedule of Goodwill (Details) $ in Millions	9 Months Ended
	Jul. 31, 2022 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 2,574.0
Current period additions	1,206.2
Foreign currency translation adjustment	(114.4)
Ending balance	3,665.8
CooperVision
Goodwill [Roll Forward]
Beginning balance	1,841.0
Current period additions	0.8
Foreign currency translation adjustment	(99.0)
Ending balance	1,742.8
CooperSurgical
Goodwill [Roll Forward]
Beginning balance	733.0
Current period additions	1,205.4
Foreign currency translation adjustment	(15.4)
Ending balance	$ 1,923.0