Allowance for Loan and Lease Losses (Details 3) - USD ($)
$ in Thousands
Jun. 30, 2016
Dec. 31, 2015
Originated Loans and Leases [Member]    
Financing Receivable, Impaired [Line Items]    
Recorded Investment With No Related Allowance $ 10,298 $ 8,525
Unpaid Principal Balance With No Related Allowance 10,825 8,730
Recorded Investment With Related Allowance 716 606
Unpaid Principal Balance With Related Allowance 716 606
Related Allowance 328 288
Recorded Investment 11,014 9,131
Unpaid Principal Balance 11,541 9,336
Originated Loans and Leases [Member] | Commercial and Industrial Other [Member]    
Financing Receivable, Impaired [Line Items]    
Recorded Investment With No Related Allowance 115 1,206
Unpaid Principal Balance With No Related Allowance 120 1,211
Recorded Investment With Related Allowance 90 0
Unpaid Principal Balance With Related Allowance 90 0
Related Allowance 73 0
Originated Loans and Leases [Member] | Commercial Real Estate Other [Member]    
Financing Receivable, Impaired [Line Items]    
Recorded Investment With No Related Allowance 7,407 5,049
Unpaid Principal Balance With No Related Allowance 7,900 5,249
Recorded Investment With Related Allowance 626 606
Unpaid Principal Balance With Related Allowance 626 606
Related Allowance 255 288
Originated Loans and Leases [Member] | Residential Real Estate - Home equity [Member]    
Financing Receivable, Impaired [Line Items]    
Recorded Investment With No Related Allowance 2,776 2,270
Unpaid Principal Balance With No Related Allowance 2,805 2,270
Acquired Loans and Leases [Member]    
Financing Receivable, Impaired [Line Items]    
Recorded Investment With No Related Allowance 5,425 6,403
Unpaid Principal Balance With No Related Allowance 5,789 6,741
Recorded Investment With Related Allowance 78 647
Unpaid Principal Balance With Related Allowance 78 647
Related Allowance 78 561
Recorded Investment 5,503 7,050
Unpaid Principal Balance 5,867 7,388
Acquired Loans and Leases [Member] | Commercial and Industrial Other [Member]    
Financing Receivable, Impaired [Line Items]    
Recorded Investment With No Related Allowance 12 128
Unpaid Principal Balance With No Related Allowance 12 128
Recorded Investment With Related Allowance 47 519
Unpaid Principal Balance With Related Allowance 47 519
Related Allowance 47 433
Acquired Loans and Leases [Member] | Commercial Real Estate Other [Member]    
Financing Receivable, Impaired [Line Items]    
Recorded Investment With No Related Allowance 3,893 4,739
Unpaid Principal Balance With No Related Allowance 4,257 5,077
Recorded Investment With Related Allowance 31 128
Unpaid Principal Balance With Related Allowance 31 128
Related Allowance 31 128
Acquired Loans and Leases [Member] | Residential Real Estate - Home equity [Member]    
Financing Receivable, Impaired [Line Items]    
Recorded Investment With No Related Allowance 1,267 1,177
Unpaid Principal Balance With No Related Allowance 1,267 1,177
Acquired Loans and Leases [Member] | Commercial Real Estate - Construction [Member]    
Financing Receivable, Impaired [Line Items]    
Recorded Investment With No Related Allowance 253 359
Unpaid Principal Balance With No Related Allowance $ 253 $ 359