Intangible Assets (Schedule of Goodwill) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jan. 31, 2016	Oct. 31, 2015
Goodwill [Roll Forward]
Balance, beginning	$ 2,197,077	$ 2,220,900
Net additions during the three-month period ended January 31, 2016	35,900	16,200
Translation	(75,700)	(40,000)
Balance, ending	2,157,260	2,197,077
CooperVision [Member]
Goodwill [Roll Forward]
Balance, beginning	1,827,600	1,861,500
Net additions during the three-month period ended January 31, 2016	100	(1,200)
Translation	(72,800)	(32,700)
Balance, ending	1,754,900	1,827,600
CooperSurgical [Member]
Goodwill [Roll Forward]
Balance, beginning	369,500	359,400
Net additions during the three-month period ended January 31, 2016	35,800	17,400
Translation	(2,900)	(7,300)
Balance, ending	$ 402,400	$ 369,500