Loans and Allowance for Loan and Lease Losses (Allowance And Recorded Investment In Financing Receivables) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning Balance	$ 6,912	$ 6,851	$ 6,168	$ 6,716
Charge-offs	(49)	(173)	(234)	(719)
Recoveries	34	41	228	122
Provisions	585	265	1,320	865
Allowance for Loan Losses, Ending Balance	7,482	6,984	7,482	6,984
Allowance for loan losses: Ending balance: individually evaluated for impairment	1,594	1,741	1,594	1,741	$ 503
Allowance for loan losses: Ending balance: collectively evaluated for impairment	5,888	5,243	5,888	5,243	5,665
Loans receivables, Ending Balance	791,484	719,085	791,484	719,085	739,191
Loans receivables: Ending balance: individually evaluated for impairment	5,220	7,450	5,220	7,450	4,573
Loans Receivable: Ending balance: collectively evaluated for impairment	784,912	710,289	784,912	710,289	733,287
Receivables Acquired with Deteriorated Credit Quality [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending Balance	1,352	1,346	1,352	1,346	1,331
Commercial Portfolio [Member] \| Commercial and Industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning Balance	1,372	1,748	1,393	1,393
Charge-offs		(130)		(130)
Recoveries	1	10	3	10
Provisions	759	(67)	736	288
Allowance for Loan Losses, Ending Balance	2,132	1,561	2,132	1,561
Allowance for loan losses: Ending balance: individually evaluated for impairment	828	58	828	58	51
Allowance for loan losses: Ending balance: collectively evaluated for impairment	1,304	1,503	1,304	1,503	1,342
Loans receivables, Ending Balance	168,075	161,421	168,075	161,421	160,261
Loans receivables: Ending balance: individually evaluated for impairment	885	140	885	140	127
Loans Receivable: Ending balance: collectively evaluated for impairment	167,190	161,281	167,190	161,281	160,134
Commercial Portfolio [Member] \| Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning Balance	4,241	3,891	3,552	3,925
Charge-offs	(43)		(193)	(505)
Recoveries	29	5	190	48
Provisions	108	237	786	665
Allowance for Loan Losses, Ending Balance	4,335	4,133	4,335	4,133
Allowance for loan losses: Ending balance: individually evaluated for impairment	764	1,531	764	1,531	429
Allowance for loan losses: Ending balance: collectively evaluated for impairment	3,571	2,602	3,571	2,602	3,123
Loans receivables, Ending Balance	421,452	350,747	421,452	350,747	369,464
Loans receivables: Ending balance: individually evaluated for impairment	3,398	6,324	3,398	6,324	2,970
Loans Receivable: Ending balance: collectively evaluated for impairment	417,082	343,496	417,082	343,496	365,563
Commercial Portfolio [Member] \| Commercial Real Estate [Member] \| Receivables Acquired with Deteriorated Credit Quality [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending Balance	972	927	972	927	931
Commercial Portfolio [Member] \| Commercial Real Estate - Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning Balance	120	40	153	33
Provisions		86	(33)	93
Allowance for Loan Losses, Ending Balance	120	126	120	126
Allowance for loan losses: Ending balance: collectively evaluated for impairment	120	126	120	126	153
Loans receivables, Ending Balance	57,319	68,952	57,319	68,952	68,068
Loans Receivable: Ending balance: collectively evaluated for impairment	57,319	68,952	57,319	68,952	68,068
Commercial Portfolio [Member] \| Lease Financing [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning Balance	1	2	1	2
Provisions		(1)		(1)
Allowance for Loan Losses, Ending Balance	1	1	1	1
Allowance for loan losses: Ending balance: collectively evaluated for impairment	1	1	1	1	1
Loans receivables, Ending Balance	506	804	506	804	727
Loans Receivable: Ending balance: collectively evaluated for impairment	506	804	506	804	727
Consumer Portfolio [Member] \| Residential Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning Balance	521	481	534	450
Charge-offs	(4)	(34)	(4)	(35)
Recoveries		23	25	23
Provisions	15	33	(23)	65
Allowance for Loan Losses, Ending Balance	532	503	532	503
Allowance for loan losses: Ending balance: individually evaluated for impairment		23		23	23
Allowance for loan losses: Ending balance: collectively evaluated for impairment	532	480	532	480	511
Loans receivables, Ending Balance	104,483	101,085	104,483	101,085	103,343
Loans receivables: Ending balance: individually evaluated for impairment	847	801	847	801	1,361
Loans Receivable: Ending balance: collectively evaluated for impairment	103,256	99,865	103,256	99,865	101,582
Consumer Portfolio [Member] \| Residential Mortgage [Member] \| Receivables Acquired with Deteriorated Credit Quality [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Loans receivables, Ending Balance	380	419	380	419	400
Consumer Portfolio [Member] \| Home Equity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning Balance	325	611	317	653
Charge-offs		(7)	(25)	(36)
Recoveries				29
Provisions	27	22	60	(20)
Allowance for Loan Losses, Ending Balance	352	626	352	626
Allowance for loan losses: Ending balance: individually evaluated for impairment	2	129	2	129
Allowance for loan losses: Ending balance: collectively evaluated for impairment	350	497	350	497	317
Loans receivables, Ending Balance	36,451	33,165	36,451	33,165	33,411
Loans receivables: Ending balance: individually evaluated for impairment	90	185	90	185	115
Loans Receivable: Ending balance: collectively evaluated for impairment	36,361	32,980	36,361	32,980	33,296
Consumer Portfolio [Member] \| Consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning Balance	9	40	12	35
Charge-offs	(2)	(2)	(12)	(13)
Recoveries	4	3	10	12
Provisions	(1)	(7)
Allowance for Loan Losses, Ending Balance	10	34	10	34
Allowance for loan losses: Ending balance: collectively evaluated for impairment	10	34	10	34	12
Loans receivables, Ending Balance	3,198	2,911	3,198	2,911	3,917
Loans Receivable: Ending balance: collectively evaluated for impairment	3,198	2,911	3,198	2,911	3,917
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance for loan and lease losses, Beginning Balance	323	38	206	225
Provisions	$ (323)	$ (38)	$ (206)	$ (225)
Allowance for loan losses: Ending balance: collectively evaluated for impairment					$ 206

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

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=66008989&loc=SL6953423-111524

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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
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-Subparagraph (g)
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Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
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-Section 50
-Paragraph 11B
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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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-Publisher FASB
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-Topic 310
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Amount of direct write-downs of financing receivables charged against the allowance.

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-Publisher FASB
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-Topic 310
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The balance of financing receivables that were collectively evaluated for impairment.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
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The balance of financing receivables that were individually evaluated for impairment.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
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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

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Amount of expense related to estimated loss from loan and lease transactions.

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-Publisher FASB
-Name Accounting Standards Codification
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