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Condensed Consolidated Balance Sheets (Parenthetical) (USD $)
Jan. 31, 2014
Oct. 31, 2013
Statement of Financial Position [Abstract]    
Trade accounts receivable, allowance for doubtful accounts $ 66,818 $ 74,073
Preferred stock, no par value      
Preferred stock, shares authorized 1,000,000 1,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, no par value      
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares issued 6,547,871 6,570,734
Common stock, shares outstanding 6,547,871 6,570,734