Quarterly report pursuant to Section 13 or 15(d)

Capital Stock (Details)

v3.5.0.2
Capital Stock (Details) - USD ($)
Sep. 14, 2016
May 25, 2016
Class of Warrant or Right [Line Items]    
Shares issued (in shares) 2,750,000 2,467,820
Warrants, number of shares of common stock with right to purchase (in shares) 137,500  
Proceeds from offering $ 5,500,000.0 $ 5,000,000
Warrants, combined offering price (usd per share) $ 2.00  
2016 Offerings    
Class of Warrant or Right [Line Items]    
Warrants, number of shares of common stock with right to purchase (in shares) 1,375,000 1,233,910
Warrants, period before exercisable   6 months
Warrants, exercise price (usd per share) $ 2.25 $ 2.25
Warrants, exercise period 5 years 5 years
Institutional Investors    
Class of Warrant or Right [Line Items]    
Shares issued (in shares)   2,150,000
Warrants, number of shares of common stock with right to purchase (in shares)   1,075,000
Warrants, combined offering price (usd per share)   $ 2.00
Placement Agent    
Class of Warrant or Right [Line Items]    
Warrants, number of shares of common stock with right to purchase (in shares)   123,391
Chairman of the Board    
Class of Warrant or Right [Line Items]    
Shares issued (in shares)   317,820
Warrants, combined offering price (usd per share)   $ 2.2025
Chairman of the Board | 2016 Offerings    
Class of Warrant or Right [Line Items]    
Warrants, number of shares of common stock with right to purchase (in shares)   158,910