Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.21.2
Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Jun. 30, 2021
Dec. 31, 2020
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, shares authorized 38,875,451 45,091,667
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 500,000,000 500,000,000
Common stock, shares issued 326,838,535 314,418,812
Common stock, shares outstanding 326,838,535 314,418,812
Common stock, shares subscribed but unissued 0 11,413
Series B Convertible Preferred Stock [Member]    
Mezzanine equity, par value $ 0.001 $ 0.001
Mezzanine equity, shares authorized 4,908,333 4,908,333
Mezzanine equity, shares issued 4,908,333 4,908,333
Mezzanine equity, shares outstanding 4,908,333 4,908,333
Series C Convertible Preferred Stock [Member]    
Mezzanine equity, par value $ 0.001 $ 0.001
Mezzanine equity, shares authorized 6,216,216 0
Mezzanine equity, shares issued 6,216,216 0
Mezzanine equity, shares outstanding 6,216,216 0