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Consolidated Statements of Operations (Parenthetical) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Oct. 31, 2016 | Oct. 31, 2015 | Oct. 31, 2014
Product sales | $ 62,563 | $ 128,595 | $ 136,842
Service agreements and license revenues | 32,758 | 21,012 | 25,956
Advanced technologies contract revenues | 12,931 | 13,470 | 17,495
Related Party [Member] |  |  |
Product sales | 43,600 | 100,500 | 115,000
Service agreements and license revenues | 8,500 | 11,400 | 14,900
Advanced technologies contract revenues | $ 0 | $ 600 | $ 400

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