Annual report pursuant to Section 13 and 15(d)

Accrued Expenses - Schedule of Accrued Expenses (Details)

v3.22.1
Accrued Expenses - Schedule of Accrued Expenses (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Payables And Accruals [Abstract]    
Accrued payroll and bonus expenses $ 771 $ 966
Accrued other expenses 272 614
Accrued manufacturing expenses 77 105
Accrued clinical trial costs 45 144
Total $ 1,165 $ 1,829