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Securities (Summary Of Securities Held-To-Maturity And Securities Available-For-Sale) (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
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Schedule Of Available-For-Sale Securities And Held-To-Maturity Securities [Line Items] |  |
Held-to-maturity | $ 5,713 | $ 3,299
Held-to-Maturity, Fair Value | 5,619 | 3,273
Available-for-Sale, Amortized Costs | 57,172 | 43,200
Available-for-Sale, Gross Unrealized Gains | 23 | 60
Available-for-Sale, Gross Unrealized (Losses) | (1,883) | (2,484)
Available-for-sale, Fair Value | 55,312 | 40,776
US Treasuries [Member] |  |
Schedule Of Available-For-Sale Securities And Held-To-Maturity Securities [Line Items] |  |
Available-for-Sale, Amortized Costs | 1,956 | 1,952
Available-for-Sale, Gross Unrealized (Losses) | (98) | (119)
Available-for-sale, Fair Value | 1,858 | 1,833
US Agency Obligations [Member] |  |
Schedule Of Available-For-Sale Securities And Held-To-Maturity Securities [Line Items] |  |
Available-for-Sale, Amortized Costs | 24,881 | 14,332
Available-for-Sale, Gross Unrealized Gains | 5 | 5
Available-for-Sale, Gross Unrealized (Losses) | (1,036) | (1,224)
Available-for-sale, Fair Value | 23,850 | 13,113
Mortgage-Backed Securities [Member] |  |
Schedule Of Available-For-Sale Securities And Held-To-Maturity Securities [Line Items] |  |
Available-for-Sale, Amortized Costs | 13,662 | 12,358
Available-for-Sale, Gross Unrealized Gains | 2 |
Available-for-Sale, Gross Unrealized (Losses) | (276) | (353)
Available-for-sale, Fair Value | 13,388 | 12,005
Municipals [Member] |  |
Schedule Of Available-For-Sale Securities And Held-To-Maturity Securities [Line Items] |  |
Available-for-Sale, Amortized Costs | 12,556 | 10,426
Available-for-Sale, Gross Unrealized Gains | 16 | 55
Available-for-Sale, Gross Unrealized (Losses) | (298) | (534)
Available-for-sale, Fair Value | 12,274 | 9,947
Corporates [Member] |  |
Schedule Of Available-For-Sale Securities And Held-To-Maturity Securities [Line Items] |  |
Available-for-Sale, Amortized Costs | 4,117 | 4,132
Available-for-Sale, Gross Unrealized (Losses) | (175) | (254)
Available-for-sale, Fair Value | 3,942 | 3,878
US Agency Obligations [Member] |  |
Schedule Of Available-For-Sale Securities And Held-To-Maturity Securities [Line Items] |  |
Held-to-maturity | 5,713 | 3,299
Held-to-maturity, Gross Unrealized Gains | 8 | 65
Held-to-maturity, Gross Unrealized (Losses) | (102) | (91)
Held-to-Maturity, Fair Value | $ 5,619 | $ 3,273

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- Definition Schedule Of Available-For-Sale Securities And Held-To-Maturity Securities [Line Items] + References No definition available. + Details
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- Definition Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt securities classified as available-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27161-111563 + Details
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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=65884222&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66010992&loc=d3e26610-111562 + Details
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- Definition This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of accumulated unrealized gain on investments in debt securities classified as held-to-maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27232-111563 + Details
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