Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Components - Components of Accrued Liabilities (Detail)

v3.20.2
Balance Sheet Components - Components of Accrued Liabilities (Detail) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Accrued Liabilities Current [Abstract]    
General and administrative $ 1,648 $ 4,521
Clinical trial related costs 2,932 1,383
Non-clinical research and manufacturing operations 4,674 5,774
Payroll related 3,924 2,849
Other accrued expenses 53 17
Total Accrued liabilities $ 13,231 $ 14,544