Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

v3.21.2
Summary of Significant Accounting Policies (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
COVID-19 Risks, Impacts and Uncertainties          
Net income (loss) $ (3,373) $ (184) $ (8,865) $ (66)  
Cash and cash equivalents $ 8,753 $ 30,993 8,753 30,993 $ 28,577
Proceeds from the issuance of common stock     $ 80 $ 83