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Long-term Debt (Long-term Debt Outstanding by Due Date) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Debt Instrument [Line Items]    
Total FHLB fixed rate instruments $ 77,890 $ 71,648
Lease obligations included in long-term debt 3,380 3,467
Total long-term debt 81,270 75,115
Due in April 2022 [Member]    
Debt Instrument [Line Items]    
Long-term debt outstanding $ 70,000 $ 70,000
Federal Home Loan Bank, advances, branch of FHLB bank, interest rate 0.86343% 0.86343%
Federal Home Loan Bank, advances, branch of FHLB bank, due date 2022-04 2022-04
Due in March 2023 [Member]    
Debt Instrument [Line Items]    
Long-term debt outstanding $ 6,500  
Federal Home Loan Bank, advances, branch of FHLB bank, interest rate 0.7514% 0.7514%
Federal Home Loan Bank, advances, branch of FHLB bank, due date 2023-03 2023-03
Due in August 2026 [Member]    
Debt Instrument [Line Items]    
Long-term debt outstanding $ 1,353 $ 1,606
Federal Home Loan Bank, advances, branch of FHLB bank, interest rate 4.80% 4.80%
Federal Home Loan Bank, advances, branch of FHLB bank, due date 2026-08 2026-08
Due in February 2027 [Member]    
Debt Instrument [Line Items]    
Long-term debt outstanding $ 37 $ 42
Federal Home Loan Bank, advances, branch of FHLB bank, interest rate 6.71% 6.71%
Federal Home Loan Bank, advances, branch of FHLB bank, due date 2027-02 2027-02