Consolidated Statements Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Jan. 31, 2012	Jan. 31, 2011
Consolidated Statements Of Income [Abstract]
Net sales	$ 326,060	$ 293,229
Cost of sales	115,607	116,623
Gross profit	210,453	176,606
Selling, general and administrative expense	131,748	113,453
Research and development expense	11,425	9,727
Amortization of intangibles	5,552	4,713
Operating income	61,728	48,713
Interest expense	3,662	6,951
Other income (loss), net	681	(734)
Income before income taxes	58,747	41,028
Provision for income taxes	4,124	1,813
Net income	$ 54,623	$ 39,215
Basic earnings per share	$ 1.15	$ 0.85
Diluted earnings per share	$ 1.12	$ 0.83
Number of shares used to compute earnings per share:
Basic	47,674	45,986
Diluted	48,792	47,391