Variable Interest Entities (Details) (USD $) In Millions, unless otherwise specified	Jul. 31, 2012	Oct. 31, 2011
Asset Company [Member]
Total net assets of flexible packaging JV
Total assets	$ 193.7	$ 192.9
Total liabilities	83.3	78.9
Net assets	110.4	114.0
Trading Company [Member]
Total net assets of flexible packaging JV
Total assets	141.0	171.3
Total liabilities	49.4	57.2
Net assets	91.6	114.1
Flexible Products JV [Member]
Total net assets of flexible packaging JV
Total assets	334.7	364.2
Total liabilities	132.7	136.1
Net assets	$ 202.0	$ 228.1