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Leases - Future Minimum Operating Lease Payments (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Leases [Abstract]    
2022 $ 930  
2023 878  
2024 146  
2025 0  
2026 0  
Total undiscounted lease payments 1,954  
Less: imputed interest (65)  
Total operating lease obligations $ 1,889 $ 2,688