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Summary of Significant Accounting Policies (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2019
Summary Of Significant Accounting Policies [Abstract] |  |
Interest-bearing deposits in other financial institutions | $ 100 | $ 100
Minimum balance of loans individually evaluated for impairment | 250 |
Investment | 894 | 894
Operating lease, right-of-use assets | 1,685 | 1,780
Operating lease, liabilities | $ 1,856 | $ 1,960

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- Definition Minimum Outstanding Impaired Commercial Loans + References No definition available. + Details
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- Definition The amount deducted from an entities' taxes, reflecting a percentage of an amount invested in certain assets spread over the useful life of those assets; includes deferred investment tax credits. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 + Details
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