Consolidated Statements of Operations Consolidated Statements of Operations Parentheticals (USD $) In Thousands, unless otherwise specified	3 Months Ended
Jan. 31, 2015	Jan. 31, 2014
Sales Revenue, Goods, Net	$ 33,418us-gaap_SalesRevenueGoodsNet	$ 34,460us-gaap_SalesRevenueGoodsNet
Service agreements and license revenues	3,871us-gaap_SalesRevenueServicesNet	4,960us-gaap_SalesRevenueServicesNet
Advanced technologies contract revenues	4,381	5,014
Related Party [Member]
Sales Revenue, Goods, Net	22,100	29,100
Service agreements and license revenues	1,900	3,100
Advanced technologies contract revenues	$ 400	$ 0

The amount of compensation earned (contract income) under a research and development arrangement accounted for as a contract to perform research and development for others.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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