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Loan Quality And Allowance For Loan Losses (Narrative) (Details) $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2020 USD ($) item | Dec. 31, 2019 item
Loan Quality And Allowance For Loan Losses [Abstract] |  |
New During Period, Number of Contracts | item | 0 | 0
Short-term Modification Period | 6 months |
Loan Deferral Or Modification, Granted, Amount | $ | $ 83.0 |
Loan Deferral Or Modification Granted, Percentage Of Gross Loans | 8.00% |

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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524 + Details
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