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Investments (Aggregate Carrying And Approximate Market Values Of Available-For-Sale Securities) (Details) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2014 | Dec. 31, 2013
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Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | $ 250,194 | $ 355,771
Available-for-sale, Accumulated Gross Unrealized Gain, before tax | 5,463 | 7,091
Available-for-sale, Gross Unrealized Loss, before tax | 5,176 | 10,202
Securities available-for-sale | 250,481 | 352,660
U.S Treasuries and U.S. Government Agencies [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 1,923 | 2,317
Available-for-sale, Accumulated Gross Unrealized Gain, before tax | 20 | 48
Available-for-sale, Gross Unrealized Loss, before tax | 0 | 0
Securities available-for-sale | 1,943 | 2,365
Obligations Of States And Political Subdivisions [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 41,096 | 41,027
Available-for-sale, Accumulated Gross Unrealized Gain, before tax | 729 | 627
Available-for-sale, Gross Unrealized Loss, before tax | 13 | 106
Securities available-for-sale | 41,812 | 41,548
U.S. Government Agencies Mortgage-backed Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 183,470 | 282,653
Available-for-sale, Accumulated Gross Unrealized Gain, before tax | 2,950 | 2,765
Available-for-sale, Gross Unrealized Loss, before tax | 3,123 | 7,310
Securities available-for-sale | 183,297 | 278,108
Private Label [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 1,767 | 2,184
Available-for-sale, Accumulated Gross Unrealized Gain, before tax | 11 | 16
Available-for-sale, Gross Unrealized Loss, before tax | 0 | 3
Securities available-for-sale | 1,778 | 2,197
Trust Preferred Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 10,164 | 12,943
Available-for-sale, Accumulated Gross Unrealized Gain, before tax | 300 | 2,113
Available-for-sale, Gross Unrealized Loss, before tax | 1,648 | 1,900
Securities available-for-sale | 8,816 | 13,156
Corporate Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 7,802 | 9,788
Available-for-sale, Accumulated Gross Unrealized Gain, before tax | 203 | 183
Available-for-sale, Gross Unrealized Loss, before tax | 375 | 843
Securities available-for-sale | 7,630 | 9,128
Debt Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 246,222 | 350,912
Available-for-sale, Accumulated Gross Unrealized Gain, before tax | 4,213 | 5,752
Available-for-sale, Gross Unrealized Loss, before tax | 5,159 | 10,162
Securities available-for-sale | 245,276 | 346,502
Marketable Equity Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 2,447 | 3,334
Available-for-sale, Accumulated Gross Unrealized Gain, before tax | 1,250 | 1,339
Available-for-sale, Gross Unrealized Loss, before tax | 0 | 0
Securities available-for-sale | 3,697 | 4,673
Investment Funds [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Securities available-for-sale, Amortized Cost | 1,525 | 1,525
Available-for-sale, Accumulated Gross Unrealized Gain, before tax | 0 | 0
Available-for-sale, Gross Unrealized Loss, before tax | 17 | 40
Securities available-for-sale | $ 1,508 | $ 1,485

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