Quarterly report pursuant to Section 13 or 15(d)

Selected Balance Sheet Information - Schedule of accrued employee benefits (Details)

v3.21.1
Selected Balance Sheet Information - Schedule of accrued employee benefits (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Selected Balance Sheet Information    
Accrued bonus expense $ 180 $ 724
Accrued vacation expense 170 144
Total $ 350 $ 868