Business Segment Information - Net Sales to External Customers by Geographical Area (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2013	Jul. 31, 2012
Net sales:
Total net sales	$ 1,129.7	$ 1,102.9	$ 3,227.2	$ 3,193.9
North America [Member]
Net sales:
Total net sales	535.2	509.0	1,524.6	1,469.0
Europe, Middle East and Africa [Member]
Net sales:
Total net sales	426.5	433.9	1,210.6	1,236.1
Asia Pacific and Latin America [Member]
Net sales:
Total net sales	$ 168.0	$ 160.0	$ 492.0	$ 488.8