Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2016	Apr. 30, 2015	Apr. 30, 2016	Apr. 30, 2015
Income Statement [Abstract]
Net sales	$ 483,793	$ 434,676	$ 933,433	$ 879,847
Cost of sales	185,295	166,960	372,971	335,780
Gross profit	298,498	267,716	560,462	544,067
Selling, general and administrative expense	177,659	167,583	351,263	341,118
Research and development expense	16,696	16,819	31,458	32,932
Amortization of intangibles	14,312	12,316	30,515	25,911
Operating income	89,831	70,998	147,226	144,106
Interest expense	7,611	4,692	12,886	8,633
Other (income) expense, net	(418)	(686)	972	1,016
Income before income taxes	82,638	66,992	133,368	134,457
Provision for income taxes	8,183	5,855	7,172	11,571
Net income	74,455	61,137	126,196	122,886
Less: net income attributable to noncontrolling interests	330	424	715	994
Net income attributable to Cooper stockholders	$ 74,125	$ 60,713	$ 125,481	$ 121,892
Earnings per share attributable to Cooper stockholders - basic	$ 1.53	$ 1.25	$ 2.59	$ 2.52
Earnings per share attributable to Cooper stockholders - diluted	$ 1.52	$ 1.23	$ 2.57	$ 2.48
Number of shares used to compute earnings per share:
Basic	48,428	48,463	48,365	48,330
Diluted	48,853	49,163	48,838	49,139