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Leases - Future minimum payments for operating leases (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Leases    
2022 $ 850  
2023 854  
2024 857  
2025 833  
2026 728  
Thereafter 5,070  
Total future minimum lease payments 9,192  
Amounts representing interest (1,353)  
Present Value of Net Future Minimum Lease Payments $ 7,839 $ 6,289