Variable Interest Entities (Details) (USD $) In Thousands	Jul. 31, 2011	Oct. 31, 2010
Asset Company [Member]
Total net assets of flexible packaging JV
Total assets	$ 191,907	$ 187,727
Total liabilities	86,324	79,243
Net assets	105,583	108,484
Trading Company [Member]
Total net assets of flexible packaging JV
Total assets	177,288	166,956
Total liabilities	69,667	65,033
Net assets	107,621	101,923
Flexible Packaging JV [Member]
Total net assets of flexible packaging JV
Total assets	369,195	354,683
Total liabilities	155,991	144,276
Net assets	$ 213,204	$ 210,407