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Commitments and Contingencies - Operating Leases (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Leases, Operating [Abstract]    
2022/2023 $ 358 $ 300
2023/2024 366 400
2024/2025 375 400
2025/2026 383 400
2026/2027 392 400
Thereafter 165 $ 500
Total undiscounted future minimum lease payments 2,039  
Less imputed interest (468)  
Total operating lease liabilities $ 1,571