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Loans And Allowance For Credit Losses (Interest Income Recognized on Impaired Loans) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018
Loans And Allowance For Loan Losses [Line Items] |  |
Interest income recognized on impaired loans | $ 4,040 | $ 3,995
Business [Member] |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Interest income recognized on impaired loans | 1,329 | 2,219
Real Estate - Construction And Land [Member] |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Interest income recognized on impaired loans | 2 | 25
Real Estate - Business [Member] |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Interest income recognized on impaired loans | 1,456 | 558
Real Estate - Personal [Member] |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Interest income recognized on impaired loans | 136 | 139
Consumer [Member] |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Interest income recognized on impaired loans | 286 | 305
Revolving Home Equity [Member] |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Interest income recognized on impaired loans | 3 | 3
Consumer Credit Card [Member] |  |
Loans And Allowance For Loan Losses [Line Items] |  |
Interest income recognized on impaired loans | $ 828 | $ 746

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- Definition Loans And Allowance For Loan Losses [Line Items] + References No definition available. + Details
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- Definition Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5212-111524 + Details
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