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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
Jan. 31, 2016
Jul. 31, 2015
Allowance for doubtful accounts (in dollars) $ 311 $ 288
Inventory allowance (in dollars) $ 29,249 $ 5,271
Common stock, par value (in dollars per share) $ 0.008 $ 0.008
Common stock, shares authorized 700,000,000 700,000,000
Common stock, shares issued 32,230,683 5,599,912
Common stock, shares outstanding 32,230,683 5,599,912
Redeemable Convertible Preferred Stock [Member]    
Preferred stock, shares outstanding 0.001 262,475
Temporary Equity, Par or Stated Value Per Share $ 0.008 $ 0.008
Temporary Equity, Shares Authorized 325,000 325,000
Temporary Equity, Shares Issued 262,475 262,475
Temporary Equity, Shares Outstanding 262,475 262,475
Temporary Equity, Liquidation Preference $ 2,600,000 $ 2,600,000
Series C Preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized 20,000,000 20,000,000
Preferred stock, shares issued 18,500,000 0
Preferred stock, shares outstanding 18,500,000 0
Series D Preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized 19,675,000 19,675,000
Preferred stock, shares issued 10,000,000 0
Preferred stock, shares outstanding 10,000,000 0