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Allowance For Loan Losses (Schedule Of Non-Commercial Loans By Payment Performance) (Details) - USD ($) $ in Thousands | Jun. 30, 2015 | Dec. 31, 2014
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Total | $ 2,684,457 | $ 2,652,066
Residential Real Estate [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 1,325,453 | 1,294,576
Residential Real Estate [Member] | Performing [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 1,322,548 | 1,292,012
Residential Real Estate [Member] | Nonperforming [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 2,905 | 2,564
Home equity - junior lien [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 143,772 | 145,604
Home equity - junior lien [Member] | Performing [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 143,628 | 145,506
Home equity - junior lien [Member] | Nonperforming [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 144 | 98
Consumer Loan [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 37,555 | 39,705
Consumer Loan [Member] | Performing [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 37,505 | 39,692
Consumer Loan [Member] | Nonperforming [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 50 | 13
Demand Deposit Account Overdrafts [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 3,279 | 2,802
Demand Deposit Account Overdrafts [Member] | Performing [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 3,279 | 2,802
Demand Deposit Account Overdrafts [Member] | Nonperforming [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 0 | 0
Noncommercial Loans [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 1,510,059 | 1,482,687
Noncommercial Loans [Member] | Performing [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | 1,506,960 | 1,480,012
Noncommercial Loans [Member] | Nonperforming [Member] |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Total | $ 3,099 | $ 2,675

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 + Details
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