Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Stockholders' Equity Parenthetical

v3.20.4
Consolidated Statements of Stockholders' Equity Parenthetical - $ / shares
Dec. 31, 2020
Dec. 31, 2019
Statement of Stockholders' Equity [Abstract]    
Common stock, par value (usd per share) $ 0.001 $ 0.001