Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)

v3.21.2
Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares
Sep. 30, 2021
Dec. 31, 2020
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 250,000,000 250,000,000
Common stock, shares issued 24,706,074 24,552,409
Common stock, shares outstanding 24,706,074 24,552,409
Series B Convertible Preferred Stock [Member]    
Convertible preferred stock, par value $ 0.01 $ 0.01
Convertible preferred stock, shares authorized 130,000,000 130,000,000
Convertible preferred stock, shares issued 26 26
Convertible preferred stock, shares outstanding 26 26
Series C Convertible Preferred Stock [Member]    
Convertible preferred stock, par value $ 0.01 $ 0.01
Convertible preferred stock, shares authorized 130,000,000 130,000,000
Convertible preferred stock, shares issued 51 51
Convertible preferred stock, shares outstanding 51 51