Inventories (Tables)

3 Months Ended

Jan. 31, 2013

Inventories [Abstract]

Schedule of Inventory, Current [Table Text Block]

The components of inventory at January 31, 2013 and October 31, 2012 consisted of the following:

	January 31, 2013		October 31, 2012
Raw materials	$	20,022	$	17,683
Work-in-process (1)	27,026		30,018
Net Inventory	$	47,048	$	47,701

(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. Included in Work-in-process as of January 31, 2013 and October 31, 2012 is $6.4 million and $11.3 million, respectively, of completed standard components ready to be incorporated into power plants and deployed upon receipt of customer orders.