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Loans (Servicing Assets) (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Financing Receivable, Impaired [Line Items]        
Loans sold and serviced but owned by outside investors $ 106,100 $ 128,500    
Servicing assets 1,013 1,857 $ 2,026 $ 2,375
Unamortized discount amount 915 1,300    
Sba Servicing Asset        
Financing Receivable, Impaired [Line Items]        
Servicing assets $ 661 887    
Discount rate used to determine fair value of mortgage servicing assets 15.00%      
Sba Servicing Asset | Minimum        
Financing Receivable, Impaired [Line Items]        
Constant prepayment speeds range used to determine fair value 15.00%      
Interest strip multiples range used to determine fair value 2.08%      
Sba Servicing Asset | Maximum        
Financing Receivable, Impaired [Line Items]        
Constant prepayment speeds range used to determine fair value 18.00%      
Interest strip multiples range used to determine fair value 3.80%      
Mortgage servicing asset        
Financing Receivable, Impaired [Line Items]        
Servicing assets $ 352 $ 970    
Discount rate used to determine fair value of mortgage servicing assets 12.00%      
Period used to determine the fair value of mortgage servicing assets 7 years