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Condensed Financial Statements Of Parent Company (Condensed Statements Of Income Of Parent Company) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016
Condensed Income Statements, Captions [Line Items] |  |
Interest on capital notes | $ 187 | $ 8
Income tax (benefit) | 2,438 | 1,527
Net Income | 2,922 | 3,286
Parent Company [Member] |  |
Condensed Income Statements, Captions [Line Items] |  |
Dividends from subsidiary |  | 600
Interest on capital notes | 187 | 8
Legal and professional fees | 174 | 145
Other expenses | 131 | 126
Total expenses | 492 | 279
Income tax (benefit) | (167) | (94)
(Loss) income before equity in undistributed income of subsidiaries | (325) | 415
Equity in undistributed income of subsidiaries | 3,247 | 2,871
Net Income | $ 2,922 | $ 3,286

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