Annual report pursuant to Section 13 and 15(d)

Accrued Expenses - Schedule of Accrued Expenses (Details)

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Accrued Expenses - Schedule of Accrued Expenses (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Payables And Accruals [Abstract]    
Accrued research and development expenses $ 991 $ 1,296
Accrued employee bonus compensation 2,190 1,798
Other accrued expenses 960 707
Total accrued expenses $ 4,141 $ 3,801