Loans (Changes In The Allowance For Loan Losses) (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	$ 30,934	$ 27,085
Charge-offs	(4,201)	(3,311)
Recoveries	1,567	1,426
Provision	2,781	2,368
Ending balance	31,081	27,568
Allowance for loan losses, Individually Evaluated for impairment	1,962	911
Allowance for loan losses, Collectively Evaluated for impairment	29,119	26,657
Loans, Ending balance	2,366,640	2,083,757	$ 2,305,071
Loans, Individually Evaluated for impairment	4,744	5,654
Loans, Collectively Evaluated for impairment	2,361,896	2,078,103
Commercial Business [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	7,225	5,540
Charge-offs	(1,122)	(602)
Recoveries	158	100
Provision	7,742	398
Ending balance	14,003	5,436
Allowance for loan losses, Individually Evaluated for impairment	1,842	791
Allowance for loan losses, Collectively Evaluated for impairment	12,161	4,645
Loans, Ending balance	374,992	317,420	349,079
Loans, Individually Evaluated for impairment	3,549	3,924
Loans, Collectively Evaluated for impairment	371,443	313,496
Commercial Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	10,315	9,027
Charge-offs	(10)	(4)
Recoveries	214	5
Provision	(6,852)	687
Ending balance	3,667	9,715
Allowance for loan losses, Individually Evaluated for impairment	120	120
Allowance for loan losses, Collectively Evaluated for impairment	3,547	9,595
Loans, Ending balance	676,455	591,800	671,552
Loans, Individually Evaluated for impairment	1,195	1,730
Loans, Collectively Evaluated for impairment	675,260	590,070
Residential Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	1,478	1,347
Charge-offs	(14)	(46)
Recoveries	40	25
Provision	(64)	58
Ending balance	1,440	1,384
Allowance for loan losses, Collectively Evaluated for impairment	1,440	1,384
Loans, Ending balance	421,614	377,406	421,476
Loans, Collectively Evaluated for impairment	421,614	377,406
Residential Real Estate Lines [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	303	345
Charge-offs	(43)	(4)
Recoveries	10	4
Provision	(56)
Ending balance	214	345
Allowance for loan losses, Collectively Evaluated for impairment	214	345
Loans, Ending balance	118,056	123,894	119,745
Loans, Collectively Evaluated for impairment	118,056	123,894
Consumer Indirect [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	11,311	10,458
Charge-offs	(2,809)	(2,498)
Recoveries	1,051	1,170
Provision	1,909	1,167
Ending balance	11,462	10,297
Allowance for loan losses, Collectively Evaluated for impairment	11,462	10,297
Loans, Ending balance	758,761	655,348	725,754
Loans, Collectively Evaluated for impairment	758,761	655,348
Other Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	302	368
Charge-offs	(203)	(157)
Recoveries	94	122
Provision	102	58
Ending balance	295	391
Allowance for loan losses, Collectively Evaluated for impairment	295	391
Loans, Ending balance	16,762	17,889	$ 17,465
Loans, Collectively Evaluated for impairment	$ 16,762	$ 17,889

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.

+ 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)(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

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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