Quarterly report pursuant to Section 13 or 15(d)

Balance Sheets (Parenthetical)

v3.8.0.1
Balance Sheets (Parenthetical) - $ / shares
Sep. 30, 2017
Dec. 31, 2016
Statement of Financial Position [Abstract]    
Preferred Stock, par value (in dollars per share) $ 0.001  
Preferred stock, shares authorized (in shares) 10,000,000  
Preferred stock, shares issued (in shares) 1,518,430  
Preferred stock, shares outstanding (in shares) 1,518,430  
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 50,000,000 50,000,000
Common stock, shares issued (in shares) 13,998,465 9,560,896
Common stock, shares outstanding (in shares) 13,996,121 9,559,213
Treasury stock, shares (in shares) 2,344 1,683