Inventories (Details) - USD ($) $ in Thousands	Jul. 31, 2016	Oct. 31, 2015
Inventory Disclosure [Abstract]
Raw Materials	$ 26,082	$ 31,864
Work-in-process	17,011	10,994
Finished goods	21,523	15,321
Total inventory	64,616	58,179
Inventory Valuation Reserves	$ 3,196	$ 2,347