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Inventories
9 Months Ended
Jul. 31, 2013
Inventory Disclosure [Abstract]  
Inventories
Inventories
Inventories as of July 31, 2013 and October 31, 2012 consist of the following: 
 
 
July 31,
2013
 
October 31,
2012
Finished goods
 
$
5,249,689

 
$
5,909,892

Work in process
 
4,170,216

 
3,220,423

Raw materials
 
9,013,604

 
9,106,277

Production supplies
 
203,730

 
227,427

Total
 
$
18,637,239

 
$
18,464,019