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Securities (Fair Value And Gross Unrealized Losses For Securities Available For Sale) (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Schedule of Available-for-sale Securities [Line Items]    
Fair Value, Less than 12 months $ 73,933 $ 63,965
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 1,395 1,327
Fair Value, 12 months or more 0 0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 0 0
Fair Value, Total 73,933 63,965
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss 1,395 1,327
Obligations Of U.S. Government Corporations And Agencies [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Fair Value, Less than 12 months 16,174 19,129
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 307 279
Fair Value, Total 16,174 19,129
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss 307 279
Mortgage-Backed Securities [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Fair Value, Less than 12 months 39,342 28,013
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 554 456
Fair Value, Total 39,342 28,013
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss 554 456
Obligations Of States And Political Subdivisions [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Fair Value, Less than 12 months 18,417 16,823
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss 534 592
Fair Value, 12 months or more 0 0
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 0 0
Fair Value, Total 18,417 16,823
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss $ 534 $ 592