Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses - Schedule of Accrued Expenses (Details)

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Accrued Expenses - Schedule of Accrued Expenses (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Payables And Accruals [Abstract]    
Accrued research and development expenses $ 1,045 $ 991
Accrued employee bonus compensation 935 2,190
Other accrued expenses 1,394 960
Total accrued expenses $ 3,374 $ 4,141