XML 14 R25.htm IDEA: XBRL DOCUMENT v2.4.0.6
Components of Inventories (Detail) (USD $)
Jan. 31, 2013
Oct. 31, 2012
Schedule of Inventory [Line Items]    
Raw materials and supplies $ 2,485,137 $ 2,518,937
Work in process 157 2,863
Finished goods 4,307,224 4,630,174
Less inventory reserve (55,146) (167,428)
Totals $ 6,737,372 $ 6,984,546