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Loans (Schedule of Loans to Directors and Executive Officers of the Company and Companies in Which They Have Significant Ownership Interest) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Loans and Leases Receivable, Related Parties [Roll Forward]    
Balance Beginning January 1 $ 3,705 $ 11,957
Advances 12,329 5,303
Principal payments (656) (13,555)
Ending Balance, December 31 $ 15,378 $ 3,705