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Investments (Aggregate Carrying And Approximate Market Values Of Available-For-Sale Securities) (Details) - USD ($) $ in Thousands | Sep. 30, 2015 | Dec. 31, 2014
--- | --- | ---
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | $ 297,909 | $ 251,954
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | 5,773 | 5,922
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | 2,817 | 3,833
Securities available-for-sale | 300,865 | 254,043
U.S Treasuries and U.S. Government Agencies [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 5 | 1,816
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | 0 | 11
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | 0 | 0
Securities available-for-sale | 5 | 1,827
Obligations Of States And Political Subdivisions [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 42,254 | 41,382
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | 466 | 722
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | 18 | 8
Securities available-for-sale | 42,702 | 42,096
U.S. Government Agencies Mortgage-backed Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 225,382 | 185,831
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | 3,686 | 3,470
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | 1,121 | 1,973
Securities available-for-sale | 227,947 | 187,328
Private Label [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 1,276 | 1,700
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | 4 | 8
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | 1 | 4
Securities available-for-sale | 1,279 | 1,704
Trust Preferred Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 7,578 | 9,763
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | 459 | 425
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | 1,080 | 1,152
Securities available-for-sale | 6,957 | 9,036
Corporate Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 17,758 | 7,806
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | 182 | 204
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | 597 | 693
Securities available-for-sale | 17,343 | 7,317
Debt Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 294,253 | 248,298
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | 4,797 | 4,840
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | 2,817 | 3,830
Securities available-for-sale | 296,233 | 249,308
Marketable Equity Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 2,131 | 2,131
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | 972 | 1,082
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | 0 | 0
Securities available-for-sale | 3,103 | 3,213
Money Market Funds [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 1,525 | 1,525
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax | 4 | 0
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax | 0 | 3
Securities available-for-sale | $ 1,529 | $ 1,522

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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=27724398&loc=d3e27161-111563 + Details
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