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Leases - Maturity (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Leases [Abstract]    
2022 $ 1,455  
2023 1,162  
2024 1,087  
2025 685  
2026 593  
Thereafter 301  
Total undiscounted lease payments 5,283  
Less: imputed interest (536)  
Net lease liabilities $ 4,747 $ 3,925