Quarterly report pursuant to Section 13 or 15(d)

Statement of Stockholders' Equity (Parenthetical)

v3.20.2
Statement of Stockholders' Equity (Parenthetical) - $ / shares
Jun. 30, 2020
Mar. 31, 2020
Jun. 30, 2019
Mar. 31, 2019
Common stock, par value (in dollars per share) $ 0.001      
Common Stock        
Common stock, par value (in dollars per share) $ 0.001 $ 0.001 $ 0.001 $ 0.001