Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.10.0.1
Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
Sep. 30, 2018
Dec. 31, 2017
Common stock, par value per share (in usd per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 18,750,000 18,750,000
Common stock, shares issued (in shares) 9,401,936 8,744,189
Common stock, shares outstanding (in shares) 9,401,936 8,744,189
Series D Preferred Stock    
Preferred stock, no par value (in dollars per share)
Preferred stock, shares authorized (in shares) 4,000,000 4,000,000
Preferred stock, shares issued (in shares) 3,600,636 2,237,000
Preferred stock, shares outstanding (in shares) 3,600,636 2,237,000
Preferred stock, aggregate liquidation preference $ 90,020,000 $ 55,930,000
Series A Preferred Stock    
Preferred stock, no par value
Preferred stock, shares authorized (in shares) 4,500 4,500
Preferred stock, shares issued (in shares) 562 562
Preferred stock, shares outstanding (in shares) 562 562
Preferred stock, aggregate liquidation preference $ 562,000 $ 562,000
Series B Preferred Stock    
Preferred stock, no par value
Preferred stock, shares authorized (in shares) 5,000,000 5,000,000
Preferred stock, shares issued (in shares) 1,875,748 1,875,848
Preferred stock, shares outstanding (in shares) 1,875,748 1,875,848
Preferred stock, aggregate liquidation preference $ 46,900,000 $ 46,900,000