Business Segment Information (Schedule of Long-Lived Assets By Country Of Domicile) (Details) - USD ($) $ in Thousands	Jul. 31, 2015	Oct. 31, 2014
Segment Reporting Information [Line Items]
Total long-lived assets	$ 974,876	$ 937,325
United States [Member]
Segment Reporting Information [Line Items]
Total long-lived assets	497,050	499,195
Europe [Member]
Segment Reporting Information [Line Items]
Total long-lived assets	418,700	406,433
Rest Of World [Member]
Segment Reporting Information [Line Items]
Total long-lived assets	$ 59,126	$ 31,697