Loans (Changes In The Allowance For Loan Losses) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	$ 27,568	$ 27,191	$ 27,085	$ 27,637
Charge-offs	(2,248)	(2,385)	(5,559)	(6,955)
Recoveries	1,253	1,406	2,679	2,789
Provision (credit)	1,952	1,288	4,320	4,029
Ending balance	28,525	27,500	28,525	27,500
Allowance for loan losses, Individually Evaluated for impairment	595	1,954	595	1,954
Allowance for loan losses, Collectively Evaluated for impairment	27,930	25,546	27,930	25,546
Loans, Ending balance	2,179,291	1,978,624	2,179,291	1,978,624	$ 2,052,600
Loans, Individually Evaluated for impairment	3,813	7,713	3,813	7,713
Loans, Collectively Evaluated for impairment	2,175,478	1,970,911	2,175,478	1,970,911
Commercial Business [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	5,436	5,395	5,540	5,621
Charge-offs	(42)	(13)	(644)	(1,154)
Recoveries	69	86	169	134
Provision (credit)	734	(134)	1,132	733
Ending balance	6,197	5,334	6,197	5,334
Allowance for loan losses, Individually Evaluated for impairment	466	1,247	466	1,247
Allowance for loan losses, Collectively Evaluated for impairment	5,731	4,087	5,731	4,087
Loans, Ending balance	349,076	292,674	349,076	292,674	313,475
Loans, Individually Evaluated for impairment	2,281	4,643	2,281	4,643
Loans, Collectively Evaluated for impairment	346,795	288,031	346,795	288,031
Commercial Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	9,715	8,156	9,027	8,122
Charge-offs	(8)	(201)	(12)	(810)
Recoveries	6	7	11	96
Provision (credit)	(217)	1,396	470	1,950
Ending balance	9,496	9,358	9,496	9,358
Allowance for loan losses, Individually Evaluated for impairment	129	707	129	707
Allowance for loan losses, Collectively Evaluated for impairment	9,367	8,651	9,367	8,651
Loans, Ending balance	615,547	538,034	615,547	538,034	567,481
Loans, Individually Evaluated for impairment	1,532	3,070	1,532	3,070
Loans, Collectively Evaluated for impairment	614,015	534,964	614,015	534,964
Residential Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	1,384	558	1,347	570
Charge-offs	(134)	(22)	(180)	(77)
Recoveries	100	13	125	46
Provision (credit)	94	(84)	152	(74)
Ending balance	1,444	465	1,444	465
Allowance for loan losses, Collectively Evaluated for impairment	1,444	465	1,444	465
Loans, Ending balance	402,538	95,259	402,538	95,259	376,023
Loans, Collectively Evaluated for impairment	402,538	95,259	402,538	95,259
Residential Real Estate Lines [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	345	1,430	345	1,485
Charge-offs	(47)	(154)	(51)	(238)
Recoveries	3	9	7	19
Provision (credit)	17	(87)	17	(68)
Ending balance	318	1,198	318	1,198
Allowance for loan losses, Collectively Evaluated for impairment	318	1,198	318	1,198
Loans, Ending balance	122,360	391,645	122,360	391,645	124,766
Loans, Collectively Evaluated for impairment	122,360	391,645	122,360	391,645
Consumer Indirect [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	10,297	11,205	10,458	11,383
Charge-offs	(1,898)	(1,841)	(4,396)	(4,263)
Recoveries	994	1,196	2,164	2,301
Provision (credit)	1,303	116	2,470	1,255
Ending balance	10,696	10,676	10,696	10,676
Allowance for loan losses, Collectively Evaluated for impairment	10,696	10,676	10,696	10,676
Loans, Ending balance	672,018	641,871	672,018	641,871	652,494
Loans, Collectively Evaluated for impairment	672,018	641,871	672,018	641,871
Other Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	391	447	368	456
Charge-offs	(119)	(154)	(276)	(413)
Recoveries	81	95	203	193
Provision (credit)	21	81	79	233
Ending balance	374	469	374	469
Allowance for loan losses, Collectively Evaluated for impairment	374	469	374	469
Loans, Ending balance	17,752	19,141	17,752	19,141	$ 18,361
Loans, Collectively Evaluated for impairment	$ 17,752	$ 19,141	$ 17,752	$ 19,141

A valuation allowance for financing receivables that are expected to be uncollectible.

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The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

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Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

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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.

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No definition available.

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Amount of recovery of financing receivables doubtful of collection that were previously charged off.

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Amount of direct write-downs of financing receivables charged against the allowance.

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The balance of financing receivables that were collectively evaluated for impairment.

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The balance of financing receivables that were individually evaluated for impairment.

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Amount representing an agreement for an unconditional promise by the maker to pay the entity (holder) a definite sum of money at a future date. Such amount may include accrued interest receivable in accordance with the terms of the note. The note also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. Excludes amounts related to receivables held-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10(3))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

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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)(2)
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953423-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.11)
-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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