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Borrowings (Summary of Information Related to Federal Funds Purchased) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Advances From Federal Home Loan Banks [Abstract]    
Average balance during the year $ 1 $ 1
Average interest rate during the year 0.66% 0.61%
Gross lines of credit at year-end $ 78,000 $ 28,000
Unused lines of credit at year-end $ 78,000 $ 28,000