Annual report pursuant to Section 13 and 15(d)

Income Taxes - Provision of Income Tax (Benefit) (Details)

v3.21.1
Income Taxes - Provision of Income Tax (Benefit) (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income Taxes    
Income tax provision $ 0 $ 0