Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.20.2
Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Sep. 30, 2020
Dec. 31, 2019
Senior common stock, par value (in dollars per share) $ 0.001 $ 0.001
Senior common stock, shares authorized (in shares) 950,000 950,000
Senior common stock, shares issued (in shares) 766,492 806,435
Senior common stock, shares outstanding (in shares) 766,492 806,435
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 60,290,000 86,290,000
Common stock, shares issued (in shares) 34,183,869 32,593,651
Common stock, shares outstanding (in shares) 34,183,869 32,593,651
Series D and E Preferred Stock    
Redeemable preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Redeemable preferred stock, liquidation preference (in dollars per share) $ 25 $ 25
Redeemable preferred stock, shares authorized (in shares) 12,760,000 12,760,000
Redeemable preferred stock, shares issued (in shares) 6,508,954 6,269,555
Redeemable preferred stock, shares outstanding (in shares) 6,508,954 6,269,555
Series F Preferred Stock    
Redeemable preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Redeemable preferred stock, liquidation preference (in dollars per share) $ 25 $ 25
Redeemable preferred stock, shares authorized (in shares) 26,000,000 0
Redeemable preferred stock, shares issued (in shares) 45,102 0
Redeemable preferred stock, shares outstanding (in shares) 45,102 0