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Related Party Transactions (Activity and Balance of Related Party Loans) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Related Party Transactions [Abstract]      
Balance at the beginning of year $ 22,312 $ 28,520 $ 28,138
New loans and disbursements 17,896 203 10,388
Repayments (19,096) (6,411) (10,006)
Balance at the end of the year 21,112 22,312 28,520
Professional services purchased from related party $ 3,200 $ 3,700 $ 3,800