Business Segment Information (Schedule Of Net Sales To External Customers By Country Of Domicile) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Apr. 30, 2012	Apr. 30, 2011	Apr. 30, 2012	Apr. 30, 2011
Segment Reporting Information [Line Items]
Total net sales to external customers	$ 344,589	$ 325,301	$ 670,649	$ 618,530
United States [Member]
Segment Reporting Information [Line Items]
Total net sales to external customers	164,668	154,470	314,798	288,205
Europe [Member]
Segment Reporting Information [Line Items]
Total net sales to external customers	96,162	95,500	189,913	184,404
Rest Of World [Member]
Segment Reporting Information [Line Items]
Total net sales to external customers	$ 83,759	$ 75,331	$ 165,938	$ 145,921