Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 116,989	$ 106,450
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(80,349)	(77,448)
Property, Plant and Equipment, Net	36,640	29,002
Depreciation	4,949	4,099	$ 4,384
Land [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	524	524
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	9,218	9,263
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	87,350	83,578
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	3,509	3,137
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 16,388	$ 9,948