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Restructuring Charges (Narrative) (Details) $ in Millions |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jul. 17, 2020 Branch | Oct. 31, 2020 Branch | 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 |  |  | $ 1.7
Total costs result in future cash expenditures |  |  | 0.9
Anticipates annual expense savings branch closures |  |  | 2.7
Employee Severance [Member] |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Pre tax expense related branch closures |  |  | 0.2
Lease Termination Costs [Member] |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Pre tax expense related branch closures |  |  | 0.5
Valuation Adjustments On Branch Facilities [Member] |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Pre tax expense related branch closures |  |  | $ 1.0

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