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Inventories (Tables) | 6 Months Ended
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Apr. 30, 2014
Inventory Disclosure [Abstract] |
Schedule of Inventory, Current [Table Text Block] | The components of inventory at April 30, 2014 and October 31, 2013 consisted of the following:
| April 30, 2014 |  | October 31, 2013
Raw materials | $ | 21,046 |  |  | $ | 20,599 |
Work-in-process (1) | 34,667 |  |  | 35,586 |
Inventories | $ | 55,713 |  |  | $ | 56,185 |
(1) | Work-in-process includes the standard components of inventory used to build the typical modules or stack components that are intended to be used in future power plant orders or to service SA's. Included in work-in-process as of April 30, 2014 and October 31, 2013 is $9.0 million and $5.8 million, respectively, of completed standard components.

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- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 2 -Paragraph 6 -Subparagraph a,b,c -Article 5 + Details
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