Allowance For Loan Losses (Schedule Of Aging Analysis Of Accruing And Non-Accruing Loans) (Details) - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014 |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | $ 2,837,212 | $ 2,626,094 |
Impaired Financing Receivable, Recorded Investment, Past Due | 506 | 1,270 |
Non-accrual | 16,948 | 15,306 |
Gross loans | 2,863,327 | 2,652,066 |
Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 1,373,604 | 1,286,306 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 2,918 | 2,394 |
Gross loans | 1,383,133 | 1,294,576 |
Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 146,493 | 144,788 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 136 | 68 |
Gross loans | 147,036 | 145,604 |
Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 162,982 | 138,980 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 2,745 | 1,115 |
Gross loans | 165,887 | 140,548 |
Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 1,115,199 | 1,014,251 |
Impaired Financing Receivable, Recorded Investment, Past Due | 506 | 1,270 |
Non-accrual | 11,149 | 11,729 |
Gross loans | 1,127,827 | 1,028,831 |
Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 35,886 | 39,286 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 0 | 0 |
Gross loans | 36,083 | 39,705 |
DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 3,048 | 2,483 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 0 | 0 |
Gross loans | 3,361 | 2,802 |
Originated Loans | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 2,520,565 | 2,376,849 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 11,916 | 9,735 |
Gross loans | 2,540,006 | 2,393,798 |
Originated Loans | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 1,290,312 | 1,200,177 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 2,038 | 2,259 |
Gross loans | 1,298,221 | 1,207,598 |
Originated Loans | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 142,697 | 142,624 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 136 | 68 |
Gross loans | 143,226 | 143,438 |
Originated Loans | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 106,003 | 128,857 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 2,389 | 78 |
Gross loans | 108,454 | 129,245 |
Originated Loans | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 946,611 | 869,530 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 7,353 | 7,330 |
Gross loans | 954,743 | 877,339 |
Originated Loans | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 31,894 | 33,178 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 0 | 0 |
Gross loans | 32,001 | 33,376 |
Originated Loans | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 3,048 | 2,483 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 0 | 0 |
Gross loans | 3,361 | 2,802 |
Acquired Loans | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 316,647 | 249,245 |
Impaired Financing Receivable, Recorded Investment, Past Due | 506 | 1,270 |
Non-accrual | 5,032 | 5,571 |
Gross loans | 323,321 | 258,268 |
Acquired Loans | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 83,292 | 86,129 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 880 | 135 |
Gross loans | 84,912 | 86,978 |
Acquired Loans | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 3,796 | 2,164 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 0 | 0 |
Gross loans | 3,810 | 2,166 |
Acquired Loans | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 56,979 | 10,123 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 356 | 1,037 |
Gross loans | 57,433 | 11,303 |
Acquired Loans | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 168,588 | 144,721 |
Impaired Financing Receivable, Recorded Investment, Past Due | 506 | 1,270 |
Non-accrual | 3,796 | 4,399 |
Gross loans | 173,084 | 151,492 |
Acquired Loans | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | 3,992 | 6,108 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 0 | 0 |
Gross loans | 4,082 | 6,329 |
Acquired Loans | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Current | | 0 |
Impaired Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Non-accrual | 0 | 0 |
Gross loans | 0 | 0 |
Financing Receivables, 30 to 59 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 6,946 | 7,734 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 5,261 | 4,949 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 318 | 563 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 141 | 243 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 762 | 1,371 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 154 | 291 |
Financing Receivables, 30 to 59 Days Past Due [Member] | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 310 | 317 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Originated Loans | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 5,946 | 5,811 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Originated Loans | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 4,648 | 4,235 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Originated Loans | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 306 | 561 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Originated Loans | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 43 | 100 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Originated Loans | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 568 | 479 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Originated Loans | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 71 | 119 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Originated Loans | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 310 | 317 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Acquired Loans | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 1,000 | 1,923 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Acquired Loans | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 613 | 714 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Acquired Loans | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 12 | 2 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Acquired Loans | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 98 | 143 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Acquired Loans | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 194 | 892 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Acquired Loans | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 83 | 172 |
Financing Receivables, 30 to 59 Days Past Due [Member] | Acquired Loans | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 1,220 | 1,239 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 932 | 758 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 65 | 155 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 211 | 210 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 9 | 114 |
Financing Receivables, 60 to 89 Days Past Due [Member] | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 3 | 2 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Originated Loans | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 1,086 | 993 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Originated Loans | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 805 | 758 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Originated Loans | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 65 | 155 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Originated Loans | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Originated Loans | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 211 | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Originated Loans | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 2 | 78 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Originated Loans | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 3 | 2 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Acquired Loans | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 134 | 246 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Acquired Loans | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 127 | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Acquired Loans | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Acquired Loans | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Acquired Loans | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 210 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Acquired Loans | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 7 | 36 |
Financing Receivables, 60 to 89 Days Past Due [Member] | Acquired Loans | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 495 | 423 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 418 | 169 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 24 | 30 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 19 | 210 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 34 | 14 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Originated Loans | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 493 | 410 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Originated Loans | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 418 | 169 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Originated Loans | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 22 | 30 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Originated Loans | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 19 | 210 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Originated Loans | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Originated Loans | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 34 | 1 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Originated Loans | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Acquired Loans | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 2 | 13 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Acquired Loans | Residential Real Estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Acquired Loans | Home equity - junior liens | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 2 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Acquired Loans | Commercial And Industrial | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Acquired Loans | Commercial real estate | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 0 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Acquired Loans | Consumer Loan | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | 0 | 13 |
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Acquired Loans | DDA Overdrafts | | |
Financing Receivable, Recorded Investment, Past Due [Line Items] | | |
Financing Receivable, Recorded Investment, Past Due | $ 0 | $ 0 |