Annual report pursuant to Section 13 and 15(d)

Consolidated Balance Sheets (Parenthetical)

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Consolidated Balance Sheets (Parenthetical) (USD $)
Apr. 30, 2014
Apr. 30, 2013
Statement of Financial Position [Abstract]    
Allowance for doubtful accounts and sales returns $ 220,000 $ 200,000
Common stock, par value $ 1 $ 1
Common stock, authorized shares 54,000,000 9,000,000
Common stock, issued shares 2,410,512 1,754,662
Common stock, outstanding shares 2,410,512 1,754,662