Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.10.0.1
Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Sep. 30, 2018
Dec. 31, 2017
Preferred stock, par value (in dollars per share) $ 0.001  
Preferred stock, shares authorized (in shares) 6,500,000  
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 91,500,000 98,000,000
Common stock, shares issued (in shares) 16,070,616 13,791,574
Common stock, shares outstanding (in shares) 16,070,616 13,791,574
Series A Preferred Stock    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, liquidation preference (in dollars per share) $ 25 $ 25
Preferred stock, shares authorized (in shares) 2,000,000 2,000,000
Preferred stock, shares issued (in shares) 1,150,000 1,150,000
Preferred stock, shares outstanding (in shares) 1,150,000 1,150,000
Series B Preferred Stock    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0
Preferred stock, liquidation preference (in dollars per share) $ 25 $ 0
Preferred stock, shares authorized (in shares) 6,500,000 0
Preferred stock, shares issued (in shares) 393,048 0
Preferred stock, shares outstanding (in shares) 393,048 0