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Securities (Schedule of Amortized Cost Gross Unrealized Gains and Losses, and Fair Values of Securities) (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
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Schedule of Investments [Line Items] |  |
Available for Sale, Gross Unrealized Gains |  |
Available for Sale, Fair Value | $ 243,277 | 281,121
Total Debt Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost | 250,311 | 284,970
Available for Sale, Gross Unrealized Gains | 410 | 1,568
Available for Sale, Gross Unrealized Losses | (7,444) | (5,417)
Available for Sale, Fair Value | 243,277 | 281,121
US Treasury Securities [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost |  | 2,001
Available for Sale, Gross Unrealized Gains |  |
Available for Sale, Gross Unrealized Losses |  | (3)
Available for Sale, Fair Value |  | 1,998
States and Political Subdivisions [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost | 99,218 | 120,000
Available for Sale, Gross Unrealized Gains | 385 | 1,535
Available for Sale, Gross Unrealized Losses | (1,990) | (1,057)
Available for Sale, Fair Value | 97,613 | 120,478
Corporate Obligations [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost | 8,896 | 10,068
Available for Sale, Gross Unrealized Gains |  | 16
Available for Sale, Gross Unrealized Losses | (256) | (95)
Available for Sale, Fair Value | 8,640 | 9,989
Mortgage-backed Securities-Government Sponsored Entities [Member] |  |
Schedule of Investments [Line Items] |  |
Available for Sale, Amortized Cost | 142,197 | 152,901
Available for Sale, Gross Unrealized Gains | 25 | 17
Available for Sale, Gross Unrealized Losses | (5,198) | (4,262)
Available for Sale, Fair Value | $ 137,024 | $ 148,656

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- Definition Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27161-111563 + 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 No definition available. + Details
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