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Leases (Lease Payments Due) (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Leases [Abstract]    
Three months ending December 31, 2021 $ 192  
Twelve months ending December 31, 2022 772  
Twelve months ending December 31, 2023 740  
Twelve months ending December 31, 2024 709  
Twelve months ending December 31, 2025 573  
Twelve months ending December 31, 2026 568  
Thereafter 3,033  
Total undiscounted cash flows 6,587  
Discount 901  
Lease liabilities $ 5,686 $ 4,874