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Allowance For Loan Losses (Schedule Of Troubled Debt Restructurings) (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2017 USD ($) contract | Mar. 31, 2016 USD ($) contract | Dec. 31, 2016 USD ($)
Financing Receivable, Modifications [Line Items] |  |  |
Accruing | $ 31,899 |  | $ 29,096
Non-Accruing | 180 |  | 421
Total | $ 32,079 |  | 29,517
Number of Contracts | contract | 12 | 9 |
Pre-Modification Outstanding Recorded Investment | $ 4,203 | $ 770 |
Post Modification Outstanding Recorded Investment | 4,203 | $ 770 |
Commercial And Industrial [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Accruing | 38 |  | 42
Non-Accruing | 0 |  | 0
Total | $ 38 |  | 42
Number of Contracts | contract | 0 | 0 |
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 0 |
Post Modification Outstanding Recorded Investment | 0 | $ 0 |
Commercial Real Estate [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Accruing | 8,513 |  | 5,525
Non-Accruing | 0 |  | 0
Total | $ 8,513 |  | 5,525
Number of Contracts | contract | 1 | 0 |
Pre-Modification Outstanding Recorded Investment | $ 3,015 | $ 0 |
Post Modification Outstanding Recorded Investment | 3,015 | $ 0 |
Residential Real Estate [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Accruing | 20,276 |  | 20,424
Non-Accruing | 150 |  | 391
Total | $ 20,426 |  | 20,815
Number of Contracts | contract | 9 | 8 |
Pre-Modification Outstanding Recorded Investment | $ 1,130 | $ 741 |
Post Modification Outstanding Recorded Investment | 1,130 | $ 741 |
Home Equity [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Accruing | 3,072 |  | 3,105
Non-Accruing | 30 |  | 30
Total | $ 3,102 |  | 3,135
Number of Contracts | contract | 2 | 1 |
Pre-Modification Outstanding Recorded Investment | $ 58 | $ 29 |
Post Modification Outstanding Recorded Investment | 58 | $ 29 |
Consumer Loan [Member] |  |  |
Financing Receivable, Modifications [Line Items] |  |  |
Accruing | 0 |  | 0
Non-Accruing | 0 |  | 0
Total | $ 0 |  | $ 0
Number of Contracts | contract | 0 | 0 |
Pre-Modification Outstanding Recorded Investment | $ 0 | $ 0 |
Post Modification Outstanding Recorded Investment | $ 0 | $ 0 |

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