Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Components - Accrued Liabilities (Details)

v3.19.1
Balance Sheet Components - Accrued Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2019
Dec. 31, 2018
Organization Consolidation And Presentation Of Financial Statements [Abstract]    
Accrued preclinical and research costs $ 1,128 $ 1,146
Accrued clinical costs 528 434
Accrued employee-related costs 554 736
Accrued professional services 90 138
Other 106 224
Total accrued liabilities $ 2,406 $ 2,678