Allowance for Loan and Lease Losses (Details 8) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Orginated Loans and Leases
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross $ 884,289 $ 792,511
Orginated Loans and Leases | Performing
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 874,668 783,138
Orginated Loans and Leases | Nonperforming
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 9,620 9,373
Orginated Loans and Leases | Residential Real Estate - Home equity
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 171,809 159,720
Orginated Loans and Leases | Residential Real Estate - Home equity | Performing
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 170,270 157,959
Orginated Loans and Leases | Residential Real Estate - Home equity | Nonperforming
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 1,539 1,761
Orginated Loans and Leases | Residential Real Estate - Mortgages
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 658,966 573,861
Orginated Loans and Leases | Residential Real Estate - Mortgages | Performing
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 651,139 566,542
Orginated Loans and Leases | Residential Real Estate - Mortgages | Nonperforming
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 7,827 7,319
Orginated Loans and Leases | Consumer and other - Indirect
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 21,202 26,679
Orginated Loans and Leases | Consumer and other - Indirect | Performing
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 20,986 26,402
Orginated Loans and Leases | Consumer and other - Indirect | Nonperforming
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 216 277
Orginated Loans and Leases | Consumer and other
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 32,312 32,251
Orginated Loans and Leases | Consumer and other | Performing
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 32,274 32,235
Orginated Loans and Leases | Consumer and other | Nonperforming
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 38 16
Acquired Loans and Leases
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 103,743 124,797
Acquired Loans and Leases | Performing
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 99,577 122,536
Acquired Loans and Leases | Nonperforming
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 4,166 2,261
Acquired Loans and Leases | Residential Real Estate - Home equity
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 67,183 81,657
Acquired Loans and Leases | Residential Real Estate - Home equity | Performing
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 65,339 80,204
Acquired Loans and Leases | Residential Real Estate - Home equity | Nonperforming
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 1,844 1,453
Acquired Loans and Leases | Residential Real Estate - Mortgages
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 35,336 41,618
Acquired Loans and Leases | Residential Real Estate - Mortgages | Performing
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 33,014 40,810
Acquired Loans and Leases | Residential Real Estate - Mortgages | Nonperforming
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 2,322 808
Acquired Loans and Leases | Consumer and other - Indirect
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 5 24
Acquired Loans and Leases | Consumer and other - Indirect | Performing
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 5 24
Acquired Loans and Leases | Consumer and other - Indirect | Nonperforming
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 0 0
Acquired Loans and Leases | Consumer and other
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 1,219 1,498
Acquired Loans and Leases | Consumer and other | Performing
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross 1,219 1,498
Acquired Loans and Leases | Consumer and other | Nonperforming
   
Financing Receivable, Recorded Investment [Line Items]    
Loans and Leases, gross $ 0 $ 0