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Supplemental Financial Information - Schedule of Accrued Expenses And Other Current Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Balance Sheet Related Disclosures [Abstract]    
Accrued research and development $ 2,106 $ 7
Accrued compensation 1,766  
Accrued professional fees 999 122
Other 264 21
Total accrued expenses and other current liabilities $ 5,135 $ 150