Fair Value (Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities $ 225,667 $ 228,836
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities     
Significant Other Observable Inputs (Level 2) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 217,410 220,686
Significant Unobservable Inputs (Level 3) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 8,257 8,150
U.S. Government Agencies [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 15,336 3,019
U.S. Government Agencies [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities     
U.S. Government Agencies [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 15,336 3,019
State And Political Subdivisions [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 16,249 18,125
State And Political Subdivisions [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities     
State And Political Subdivisions [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 16,249 18,125
U S Governmemt Agency Residential Mortgage-backed Securities [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 153,865 177,539
U S Governmemt Agency Residential Mortgage-backed Securities [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities     
U S Governmemt Agency Residential Mortgage-backed Securities [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 153,865 177,539
Agency [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 25,342 15,527
Agency [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities     
Agency [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 25,342 15,527
Private Label [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 1,280 1,550
Private Label [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities     
Private Label [Member] | Significant Unobservable Inputs (Level 3) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 1,280 1,550
Equity Securities [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 2,652 2,530
Equity Securities [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities     
Equity Securities [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 2,652 2,530
Single Issue [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 2,064 2,064
Single Issue [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities     
Single Issue [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 2,064 2,064
Pooled [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 6,977 6,600
Pooled [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities     
Pooled [Member] | Significant Unobservable Inputs (Level 3) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 6,977 6,600
Corporate [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities 1,902 1,882
Corporate [Member] | Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities     
Corporate [Member] | Significant Other Observable Inputs (Level 2) [Member]
   
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]    
Available-for-sale securities $ 1,902 $ 1,882