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Commitments and Contingencies - Future Minimum Commitments due Under October 2020 and 2021 Lease Agreements (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Commitments And Contingencies Disclosure [Abstract]    
Remainder of 2023 $ 94  
2024 93  
2025 96  
2026 100  
2027 25  
Total remaining lease payments 408  
Less: imputed lease interest (51)  
Less: Current portion $ (95)  
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Accrued expenses and other liabilities  
Operating lease liability, net of current portion $ 262 $ 280