Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical)

v3.10.0.1
CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - $ / shares
9 Months Ended 12 Months Ended
Sep. 30, 2018
Dec. 31, 2017
Series B Preferred Stock    
Series B preferred stock, dividend rate (as a percent) 10.00% 10.00%
Series B preferred stock, par value (USD per share) $ 0.0001 $ 0.0001
Series B preferred stock authorized (shares) 1,000,000 1,000,000
Series B preferred stock designated (shares) 210,000 210,000
Series B preferred stock issued (shares) 155,180 150,626
Series B preferred stock outstanding (shares) 155,180 150,626
Series B preferred stock, liquidation preference (USD per share) $ 1,000 $ 1,000
Series A Preferred Stock    
Series A preferred stock, dividend rate (as a percent) 8.00% 8.00%
Series A preferred stock, par value (USD per share) $ 0.0001 $ 0.0001
Series A preferred stock authorized (shares) 1,000,000 1,000,000
Series A preferred stock designated (shares) 150,000 150,000
Series A preferred stock issued (shares) 100,653 97,698
Series A preferred stock outstanding (shares) 100,653 97,698
Series A preferred stock, liquidation preference (USD per share) $ 1,000 $ 1,000
Class A Common Stock    
Common stock, par value (USD per share) $ 0.0001 $ 0.0001
Common stock authorized (shares) 250,000,000 95,000,000
Common stock issued (shares) 6,740,852 6,222,299
Common stock outstanding (shares) 6,740,852 6,222,299
Class B Common Stock    
Common stock, par value (USD per share) $ 0.0001 $ 0.0001
Common stock authorized (shares) 30,000,000 30,000,000
Common stock issued (shares) 29,807,692 29,807,692
Common stock outstanding (shares) 29,807,692 29,807,692