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Investments (Aggregate Carrying And Approximate Market Values Of Available-For-Sale Securities) (Details) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]    
Securities available-for-sale, Amortized Cost $ 286,762 $ 251,954
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax 4,987 5,922
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax 4,140 3,833
Securities available-for-sale 287,609 254,043
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 38,556 41,382
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax 470 722
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax 131 8
Securities available-for-sale 38,895 42,096
U.S. Government Agencies Mortgage-backed Securities [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Securities available-for-sale, Amortized Cost 227,636 185,831
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax 2,459 3,470
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax 2,393 1,973
Securities available-for-sale 227,702 187,328
Private Label [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Securities available-for-sale, Amortized Cost 1,442 1,700
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax 5 8
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax 4 4
Securities available-for-sale 1,443 1,704
Trust Preferred Securities [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Securities available-for-sale, Amortized Cost 7,714 9,763
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax 498 425
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax 1,087 1,152
Securities available-for-sale 7,125 9,036
Corporate Securities [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Securities available-for-sale, Amortized Cost 7,753 7,806
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax 229 204
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax 515 693
Securities available-for-sale 7,467 7,317
Debt Securities [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Securities available-for-sale, Amortized Cost 283,106 248,298
Available-for-sale Debt Securities, Accumulated Gross Unrealized Gain, before Tax 3,661 4,840
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax 4,130 3,830
Securities available-for-sale 282,637 249,308
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 1,326 1,082
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax 0 0
Securities available-for-sale 3,457 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 0 0
Available-for-sale Debt Securities, Accumulated Gross Unrealized Loss, before Tax 10 3
Securities available-for-sale $ 1,515 $ 1,522