Property, Plant and Equipment (Details) (USD $) In Thousands, unless otherwise specified	Jul. 31, 2012	Oct. 31, 2011
Property, Plant and Equipment [Line Items]
Land	$ 8,317	$ 9,671
Buildings and Improvements, Gross	99,481	109,293
Machinery and Equipment, Gross	345,312	342,557
Furniture and Fixtures, Gross	11,763	11,450
Construction in Progress, Gross	13,335	8,744
Property, Plant and Equipment, Gross	478,208	481,715
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	363,567	360,248
Property, Plant and Equipment, Net	114,641	121,467
Inventory, Land Held-for-sale	1,364	0
Buildings and Improvements, Assets Held For Sale	10,249	0
Assets Held For Sale, Gross	11,613	0
Accum Depreciation - Assets Held For Sale	10,213	0
Assets Held-for-sale, Current	$ 1,400	$ 0