Annual report pursuant to Section 13 and 15(d)

Balance Sheet Components - Accrued Liabilities (Details)

v3.20.4
Balance Sheet Components - Accrued Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Organization Consolidation And Presentation Of Financial Statements [Abstract]    
Accrued preclinical and research costs $ 461 $ 1,687
Accrued clinical costs 929 1,027
Accrued employee-related costs 1,355 1,293
Accrued professional services 103 53
Other 173 158
Total accrued liabilities $ 3,021 $ 4,218