Annual report pursuant to Section 13 and 15(d)

Common Stock Transactions (Details 2)

v3.3.0.814
Common Stock Transactions (Details 2)
May. 18, 2015
Jul. 31, 2015
$ / shares
shares
Other equity and common stock transactions    
Reverse stock split ratio 0.05  
Warrants issued to purchase shares | shares   1,895,102
Minimum    
Other equity and common stock transactions    
Warrants exercise price (in dollars per share)   $ 5.20
Maximum    
Other equity and common stock transactions    
Warrants exercise price (in dollars per share)   $ 24.00