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Inventories
12 Months Ended
Oct. 31, 2015
Inventory Disclosure [Abstract]  
Inventories
Note 3. Inventories
Inventories at October 31, 2015 and 2014 consisted of the following (in thousands):
 
 
2015
 
2014
Raw materials
 
$
29,103

 
$
25,460

Work-in-process (1)
 
36,651

 
30,435

Inventories
 
$
65,754


$
55,895

(1) Work-in-process includes the standard components of inventory used to build the typical modules or module components that are intended to be used in future power plant orders or to service our service agreements. Included in Work-in-process at October 31, 2015 and 2014 is $13.3 million and $19.2 million, respectively, of completed standard components.

Raw materials consist mainly of various nickel powders and steels, various other components used in producing cell stacks and purchased components for balance of plant. Work-in-process inventory is comprised of material, labor, and overhead costs incurred to build fuel cell stacks and modules, which are subcomponents of a power plant.
Raw materials and work in process are net of reserves of approximately $0.2 million and $1.4 million at October 31, 2015 and 2014, respectively.