Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Parenthetical) (Unaudited)

v3.21.1
Consolidated Balance Sheets (Parenthetical) (Unaudited) - $ / shares
Mar. 31, 2021
Dec. 31, 2020
Preferred stock, par value $ 0.001  
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 150,000,000 150,000,000
Common stock, shares issued 6,149,917 6,111,735
Common stock, shares outstanding 6,149,917 6,111,735
Series B Convertible Preferred Stock [Member]    
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares designated 6,256 6,256
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Series A Convertible Preferred Stock [Member]    
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares designated 9,158 9,158
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0