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Operating Leases (Undiscounted Cash Flows Due) (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Operating Leases [Abstract]    
2021 $ 561  
2022 546  
2023 534  
2024 544  
2025 561  
2026 and thereafter 3,319  
Total undiscounted cash flows 6,065  
Discount on cash flows (1,081)  
Total lease liabilities $ 4,984 $ 5,316