Intangible Assets - Schedule of Goodwill (Details) $ in Millions	6 Months Ended
Apr. 30, 2022 USD ($)
Goodwill [Roll Forward]
Beginning balance	$ 2,574.0
Current period additions	1,239.2
Foreign currency translation adjustment	(93.8)
Ending balance	3,719.4
CooperVision
Goodwill [Roll Forward]
Beginning balance	1,841.0
Current period additions	0.0
Foreign currency translation adjustment	(81.6)
Ending balance	1,759.4
CooperSurgical
Goodwill [Roll Forward]
Beginning balance	733.0
Current period additions	1,239.2
Foreign currency translation adjustment	(12.2)
Ending balance	$ 1,960.0

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase (decrease) of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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