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Restructuring Charges (Narrative) (Details)
 1 Months Ended 12 Months Ended
Jul. 17, 2020
Branch
Oct. 31, 2020
Branch
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Restructuring Cost And Reserve [Line Items]          
Number of bank branch closure | Branch 6        
Percentage of branch network 10.00%        
Percentage of branch network impact 6.00%        
Number of additional branches planned to close | Branch   1      
Pre tax expense related branch closures         $ 1,700,000
Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration]       Occupancy, Net  
Long lived assets held for sale     $ 1,500,000 $ 3,200,000  
Gain loss on sale of long lived assets     0    
Restructuring charges     $ 1,619,000 $ 111,000 1,492,000
Employee Severance [Member]          
Restructuring Cost And Reserve [Line Items]          
Pre tax expense related branch closures         200,000
Lease Termination Costs [Member]          
Restructuring Cost And Reserve [Line Items]          
Pre tax expense related branch closures         500,000
Valuation Adjustments On Branch Facilities [Member]          
Restructuring Cost And Reserve [Line Items]          
Pre tax expense related branch closures         $ 1,000,000.0