Allowance For Loan Losses (Summary Of Allowance Amount Required For Loans Individually Evaluated For Impairment And The Amount Required For Loans Collectively Evaluated For Impairment) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment $ 2,512 $ 1,720 $ 1,162  
Allowance for loan losses, Collectively evaluated for impairment 8,650 8,255 8,140  
Allowance for loan losses, Balance 11,162 9,975 9,302 8,702
Loans, Individually evaluated for impairment 18,357 26,762 28,674  
Loans, Collectively evaluated for impairment 901,733 832,622 708,460  
Loans, Balance 920,090 859,384 737,134  
Commercial Related Loans [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 2,512 1,720 1,162  
Allowance for loan losses, Collectively evaluated for impairment 6,858 6,484 6,870  
Allowance for loan losses, Balance 9,370 8,204 8,032 8,120
Loans, Individually evaluated for impairment 17,709 25,787 27,607  
Loans, Collectively evaluated for impairment 755,613 688,428 579,873  
Loans, Balance 773,322 714,215 607,480  
Builder & Developer [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 953 850 147  
Allowance for loan losses, Collectively evaluated for impairment 1,283 1,223 1,424  
Allowance for loan losses, Balance 2,236 2,073 1,571 2,170
Loans, Individually evaluated for impairment 5,973 11,594 12,467  
Loans, Collectively evaluated for impairment 108,722 94,842 84,469  
Loans, Balance 114,695 106,436 96,936  
Commercial Real Estate Investor [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 600 0 0  
Allowance for loan losses, Collectively evaluated for impairment 1,604 1,500 1,259  
Allowance for loan losses, Balance 2,204 1,500 1,259 2,003
Loans, Individually evaluated for impairment 6,550 7,860 5,736  
Loans, Collectively evaluated for impairment 137,656 133,512 116,978  
Loans, Balance 144,206 141,372 122,714  
Residential Real Estate Investor [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 559 650 700  
Allowance for loan losses, Collectively evaluated for impairment 925 832 495  
Allowance for loan losses, Balance 1,484 1,482 1,195 505
Loans, Individually evaluated for impairment 1,738 1,984 2,731  
Loans, Collectively evaluated for impairment 95,824 76,416 63,688  
Loans, Balance 97,562 78,400 66,419  
Hotel/Motel [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 0 0 0  
Allowance for loan losses, Collectively evaluated for impairment 671 595 485  
Allowance for loan losses, Balance 671 595 485 394
Loans, Individually evaluated for impairment 520 0 0  
Loans, Collectively evaluated for impairment 78,892 70,324 64,948  
Loans, Balance 79,412 70,324 64,948  
Wholesale & Retail [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 0 0 0  
Allowance for loan losses, Collectively evaluated for impairment 691 637 1,913  
Allowance for loan losses, Balance 691 637 1,913 1,806
Loans, Individually evaluated for impairment 394 1,403 3,048  
Loans, Collectively evaluated for impairment 74,669 74,042 67,395  
Loans, Balance 75,063 75,445 70,443  
Manufacturing [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 0 0 0  
Allowance for loan losses, Collectively evaluated for impairment 201 217 237  
Allowance for loan losses, Balance 201 217 237 151
Loans, Individually evaluated for impairment 655 671 699  
Loans, Collectively evaluated for impairment 33,507 36,201 39,559  
Loans, Balance 34,162 36,872 40,258  
Agriculture [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 100 100 100  
Allowance for loan losses, Collectively evaluated for impairment 229 207 102  
Allowance for loan losses, Balance 329 307 202 184
Loans, Individually evaluated for impairment 432 451 471  
Loans, Collectively evaluated for impairment 41,704 37,590 20,457  
Loans, Balance 42,136 38,041 20,928  
Other Commercial [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 300 120 215  
Allowance for loan losses, Collectively evaluated for impairment 1,254 1,273 955  
Allowance for loan losses, Balance 1,554 1,393 1,170 907
Loans, Individually evaluated for impairment 1,447 1,824 2,455  
Loans, Collectively evaluated for impairment 184,639 165,501 122,379  
Loans, Balance 186,086 167,325 124,834  
Consumer Related Loans [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 0 0 0  
Allowance for loan losses, Collectively evaluated for impairment 456 571 599  
Allowance for loan losses, Balance 456 571 599 345
Loans, Individually evaluated for impairment 648 975 1,067  
Loans, Collectively evaluated for impairment 146,120 144,194 128,587  
Loans, Balance 146,768 145,169 129,654  
Residential Mortgage [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 0 0 0  
Allowance for loan losses, Collectively evaluated for impairment 64 65 124  
Allowance for loan losses, Balance 64 65 124 88
Loans, Individually evaluated for impairment 146 150 85  
Loans, Collectively evaluated for impairment 32,307 25,545 23,426  
Loans, Balance 32,453 25,695 23,511  
Home Equity [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 0 0 0  
Allowance for loan losses, Collectively evaluated for impairment 176 237 237  
Allowance for loan losses, Balance 176 237 237 86
Loans, Individually evaluated for impairment 109 231 340  
Loans, Collectively evaluated for impairment 82,147 80,628 65,518  
Loans, Balance 82,256 80,859 65,858  
Other Consumer [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 0 0 0  
Allowance for loan losses, Collectively evaluated for impairment 216 269 238  
Allowance for loan losses, Balance 216 269 238 171
Loans, Individually evaluated for impairment 393 594 642  
Loans, Collectively evaluated for impairment 31,666 38,021 39,643  
Loans, Balance 32,059 38,615 40,285  
Unallocated [Member]        
Financing Receivable, Allowance for Credit Losses [Line Items]        
Allowance for loan losses, Individually evaluated for impairment 0 0 0  
Allowance for loan losses, Collectively evaluated for impairment 1,336 1,200 671  
Allowance for loan losses, Balance $ 1,336 $ 1,200 $ 671 $ 237