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Loans Receivable and Allowance for Loan Losses (Accretable Discount on Loans Acquired with Deteriorated Credit Quality) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Loans Receivable and Allowance for Loan Losses [Abstract]    
Balance, Beginning of Period $ 1,681 $ 2,704
Accretion recorded to interest income (603) (1,023)
Balance, End of Period $ 1,078 $ 1,681