Inventories
 12 Months Ended
Oct. 31, 2012
Inventories [Abstract]  
Inventories

(3) Inventories

Inventories as of October 31, 2012 and 2011 consist of the following:

    October 31,
    2012   2011
 
Finished goods $ 5,909,892 $ 5,572,296
Work in process   3,220,423   3,301,168
Raw materials   9,106,277   7,364,043
Production supplies   227,427   259,678
Total $ 18,464,019 $ 16,497,185