Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2015	Jul. 31, 2014
Income Statement [Abstract]
Net sales	$ 461,678	$ 432,482	$ 1,341,524	$ 1,249,779
Cost of sales	188,791	151,892	524,570	437,761
Gross profit	272,887	280,590	816,954	812,018
Selling, general and administrative expense	191,783	161,203	532,901	475,095
Research and development expense	18,298	16,070	51,229	48,077
Amortization of intangibles	12,495	6,752	38,406	21,735
Operating income	50,311	96,565	194,418	267,111
Interest expense	4,690	1,499	13,323	4,713
Other expense, net	1,020	683	2,037	739
Income before income taxes	44,601	94,383	179,058	261,659
(Benefit from) provision for income taxes	(642)	5,711	10,929	21,087
Net income	45,243	88,672	168,129	240,572
Less: Income attributable to noncontrolling interests	292	605	1,285	1,502
Net income attributable to Cooper stockholders	$ 44,951	$ 88,067	$ 166,844	$ 239,070
Earnings per share attributable to Cooper stockholders - basic	$ 0.92	$ 1.83	$ 3.45	$ 4.98
Earnings per share attributable to Cooper stockholders - diluted	$ 0.91	$ 1.80	$ 3.39	$ 4.89
Number of shares used to compute earnings per share:
Basic	48,600	48,042	48,421	47,990
Diluted	49,244	48,922	49,157	48,901