Intangible Assets - Narrative (Details)	12 Months Ended
	Oct. 31, 2023 USD ($) reporting_unit	Oct. 31, 2022 USD ($)	Oct. 31, 2021 USD ($)
Goodwill [Line Items]
Number of reporting units | reporting_unit	3
Goodwill impairment	$ 0	$ 0	$ 0
Impairment of definite-lived intangible assets	0	0	0
Impairment of indefinite-lived intangible assets	0	0	$ 0
CooperSurgical
Goodwill [Line Items]
Goodwill deductible for tax purposes	237,600,000	214,100,000
CooperVision
Goodwill [Line Items]
Goodwill deductible for tax purposes	$ 20,100,000	$ 22,400,000