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Allowance For Loan Losses (Schedule Of Allowance For Loan Loss By Portfolio Segment) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Allowance for Loan Losses [Roll Forward] |  |
Beginning balance | $ 19,730 | $ 19,251
Charge-offs | (5,934) | (5,486)
Recoveries | 2,034 | 1,570
Provision | (2,845) | (4,232)
Provision for acquired loans with deteriorated credit quality | 161 | 163
Ending balance | 18,836 | 19,730
Allowance for loan loss, Evaluated for impairment, Individually | 647 | 665
Allowance for loan loss, Evaluated for impairment, Collectively | 17,858 | 18,848
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses | 331 | 217
Allowance for loan loss, Total | 18,836 | 19,730
Loans, Evaluated for impairment, Individually | 9,667 | 7,581
Loans, Evaluated for impairment, Collectively | 3,109,146 | 3,028,202
Gross loans | 3,127,410 | 3,046,226
Commercial and industrial |  |
Allowance for Loan Losses [Roll Forward] |  |
Beginning balance | 4,206 | 3,271
Charge-offs | (400) | (148)
Recoveries | 58 | 14
Provision | (707) | (1,069)
Provision for acquired loans with deteriorated credit quality | 0 | 0
Ending balance | 4,571 | 4,206
Allowance for loan loss, Evaluated for impairment, Individually | 0 | 0
Allowance for loan loss, Evaluated for impairment, Collectively | 4,567 | 4,200
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses | 4 | 6
Allowance for loan loss, Total | 4,571 | 4,206
Loans, Evaluated for impairment, Individually | 849 | 1,611
Loans, Evaluated for impairment, Collectively | 207,429 | 183,741
Gross loans | 208,484 | 185,667
Commercial real estate |  |
Allowance for Loan Losses [Roll Forward] |  |
Beginning balance | 6,573 | 6,985
Charge-offs | (720) | (1,676)
Recoveries | 112 | 487
Provision | (57) | (614)
Provision for acquired loans with deteriorated credit quality | 161 | 163
Ending balance | 6,183 | 6,573
Allowance for loan loss, Evaluated for impairment, Individually | 647 | 665
Allowance for loan loss, Evaluated for impairment, Collectively | 5,313 | 5,788
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses | 223 | 120
Allowance for loan loss, Total | 6,183 | 6,573
Loans, Evaluated for impairment, Individually | 8,818 | 5,970
Loans, Evaluated for impairment, Collectively | 1,263,076 | 1,216,050
Gross loans | 1,277,576 | 1,229,516
Residential real estate |  |
Allowance for Loan Losses [Roll Forward] |  |
Beginning balance | 6,680 | 6,778
Charge-offs | (1,637) | (1,734)
Recoveries | 294 | 187
Provision | 125 | (1,449)
Provision for acquired loans with deteriorated credit quality | 0 | 0
Ending balance | 5,212 | 6,680
Allowance for loan loss, Evaluated for impairment, Individually | 0 | 0
Allowance for loan loss, Evaluated for impairment, Collectively | 5,112 | 6,589
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses | 100 | 91
Allowance for loan loss, Total | 5,212 | 6,680
Loans, Evaluated for impairment, Individually | 0 | 0
Loans, Evaluated for impairment, Collectively | 1,465,685 | 1,448,830
Gross loans | 1,468,278 | 1,451,462
Home equity |  |
Allowance for Loan Losses [Roll Forward] |  |
Beginning balance | 1,417 | 1,463
Charge-offs | (403) | (390)
Recoveries | 45 | 0
Provision | (79) | (344)
Provision for acquired loans with deteriorated credit quality | 0 | 0
Ending balance | 1,138 | 1,417
Allowance for loan loss, Evaluated for impairment, Individually | 0 | 0
Allowance for loan loss, Evaluated for impairment, Collectively | 1,138 | 1,417
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses | 0 | 0
Allowance for loan loss, Total | 1,138 | 1,417
Loans, Evaluated for impairment, Individually | 0 | 0
Loans, Evaluated for impairment, Collectively | 139,499 | 141,965
Gross loans | 139,499 | 141,965
Consumer Loan |  |
Allowance for Loan Losses [Roll Forward] |  |
Beginning balance | 82 | 97
Charge-offs | (60) | (126)
Recoveries | 63 | 118
Provision | 23 | 7
Provision for acquired loans with deteriorated credit quality | 0 | 0
Ending balance | 62 | 82
Allowance for loan loss, Evaluated for impairment, Individually | 0 | 0
Allowance for loan loss, Evaluated for impairment, Collectively | 58 | 82
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses | 4 | 0
Allowance for loan loss, Total | 62 | 82
Loans, Evaluated for impairment, Individually | 0 | 0
Loans, Evaluated for impairment, Collectively | 29,046 | 32,545
Gross loans | 29,162 | 32,545
DDA Overdrafts |  |
Allowance for Loan Losses [Roll Forward] |  |
Beginning balance | 772 | 657
Charge-offs | (2,714) | (1,412)
Recoveries | 1,462 | 764
Provision | (2,150) | (763)
Provision for acquired loans with deteriorated credit quality | 0 | 0
Ending balance | 1,670 | 772
Allowance for loan loss, Evaluated for impairment, Individually | 0 | 0
Allowance for loan loss, Evaluated for impairment, Collectively | 1,670 | 772
Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Allowance for Loan Losses | 0 | 0
Allowance for loan loss, Total | 1,670 | 772
Loans, Evaluated for impairment, Individually | 0 | 0
Loans, Evaluated for impairment, Collectively | 4,411 | 5,071
Gross loans | 4,411 | 5,071
Receivables Acquired with Deteriorated Credit Quality [Member] |  |
Allowance for Loan Losses [Roll Forward] |  |
Loans, Acquired with Deteriorated Credit Quality | 8,597 | 10,443
Receivables Acquired with Deteriorated Credit Quality [Member] | Commercial and industrial |  |
Allowance for Loan Losses [Roll Forward] |  |
Loans, Acquired with Deteriorated Credit Quality | 206 | 315
Receivables Acquired with Deteriorated Credit Quality [Member] | Commercial real estate |  |
Allowance for Loan Losses [Roll Forward] |  |
Loans, Acquired with Deteriorated Credit Quality | 5,682 | 7,496
Receivables Acquired with Deteriorated Credit Quality [Member] | Residential real estate |  |
Allowance for Loan Losses [Roll Forward] |  |
Loans, Acquired with Deteriorated Credit Quality | 2,593 | 2,632
Receivables Acquired with Deteriorated Credit Quality [Member] | Home equity |  |
Allowance for Loan Losses [Roll Forward] |  |
Loans, Acquired with Deteriorated Credit Quality | 0 | 0
Receivables Acquired with Deteriorated Credit Quality [Member] | Consumer Loan |  |
Allowance for Loan Losses [Roll Forward] |  |
Loans, Acquired with Deteriorated Credit Quality | 116 | 0
Receivables Acquired with Deteriorated Credit Quality [Member] | DDA Overdrafts |  |
Allowance for Loan Losses [Roll Forward] |  |
Loans, Acquired with Deteriorated Credit Quality | $ 0 | $ 0

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- Definition Reserve for loans impairments recorded after acquisition as a result of current information and events which result in it being probable that estimated cash flows will be less than previously expected or because actual cash flows are less than cash flows previously expected. This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that was acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 15 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82894507&loc=d3e13503-111538 + Details
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- Definition A valuation allowance for financing receivables that are expected to be uncollectible. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- Definition Amount of recovery of financing receivables doubtful of collection that were previously charged off. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- Definition Amount of direct write-downs of financing receivables charged against the allowance. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for 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 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544 + Details
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