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Commitments and Contingencies - Schedule of Future Minimum Noncancelable Operating Lease Payments (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Commitments And Contingencies [Line Items]    
2022 $ 198  
Total minimum lease payments 198  
Less: Imputed interest (4)  
Total operating lease liabilities 194  
Less: Current portion of operating lease liabilities (194) $ 0
Operating lease liabilities, net of current portion $ 0