Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014
Income Statement [Abstract]
Net sales	$ 434,676	$ 412,317	$ 879,847	$ 817,297
Cost of sales	166,960	143,818	335,780	285,869
Gross profit	267,716	268,499	544,067	531,428
Selling, general and administrative expense	167,583	155,804	341,118	313,892
Research and development expense	16,819	16,295	32,932	32,007
Amortization of intangibles	12,316	7,476	25,911	14,982
Operating income	70,998	88,924	144,106	170,547
Interest expense	4,692	1,558	8,633	3,214
Other income (expense), net	686	455	(1,016)	(57)
Income before income taxes	66,992	87,821	134,457	167,276
Provision for income taxes	5,855	8,185	11,571	15,375
Net income	61,137	79,636	122,886	151,901
Less: Income attributable to noncontrolling interests	424	476	994	898
Net income attributable to Cooper stockholders	$ 60,713	$ 79,160	$ 121,892	$ 151,003
Earnings per share attributable to Cooper stockholders - basic	$ 1.25	$ 1.65	$ 2.52	$ 3.15
Earnings per share attributable to Cooper stockholders - diluted	$ 1.23	$ 1.62	$ 2.48	$ 3.09
Number of shares used to compute earnings per share:
Basic	48,463	47,919	48,330	47,963
Diluted	49,163	48,754	49,139	48,883