Loans And Leases (Past Due Loans) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	$ 10,190	$ 6,340
Current	706,790	631,620
Total loans	716,980	637,960
Recorded investment past due >=90 days and accruing	1	6
Non-accrual loans	4,298	3,441
Unearned lease revenue	1,028	639
Deferred loan costs	2,600	2,100
30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	4,104	1,324
60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	1,787	1,569
Past Due 90 Days Or More [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	4,299	3,447
Commercial And Industrial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	2,002	322
Current	124,882	113,279
Total loans	126,884	113,601
Non-accrual loans	156	36
Commercial And Industrial [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	1,711	286
Commercial And Industrial [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	135
Commercial And Industrial [Member] | Past Due 90 Days Or More [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	156	36
Commercial Real Estate: Non-Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	973	1,718
Current	94,542	91,133
Total loans	95,515	92,851
Non-accrual loans	472	649
Commercial Real Estate: Non-Owner Occupied [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	388	51
Commercial Real Estate: Non-Owner Occupied [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	113	1,018
Commercial Real Estate: Non-Owner Occupied [Member] | Past Due 90 Days Or More [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	472	649
Commercial Real Estate: Owner Occupied [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	2,410	1,079
Current	121,682	108,304
Total loans	124,092	109,383
Non-accrual loans	1,634	942
Commercial Real Estate: Owner Occupied [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	263	52
Commercial Real Estate: Owner Occupied [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	513	85
Commercial Real Estate: Owner Occupied [Member] | Past Due 90 Days Or More [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	1,634	942
Commercial Real Estate: Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due		161
Current	6,761	6,067
Total loans	6,761	6,228
Non-accrual loans		161
Commercial Real Estate: Construction [Member] | Past Due 90 Days Or More [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due		161
Consumer: Home Equity Installment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	695	175
Current	32,034	27,142
Total loans	32,729	27,317
Non-accrual loans	463	15
Consumer: Home Equity Installment [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	50	130
Consumer: Home Equity Installment [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	182	30
Consumer: Home Equity Installment [Member] | Past Due 90 Days Or More [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	463	15
Consumer: Home Equity Line Of Credit [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	934	835
Current	51,583	52,438
Total loans	52,517	53,273
Non-accrual loans	34	559
Consumer: Home Equity Line Of Credit [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	725	276
Consumer: Home Equity Line Of Credit [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	175
Consumer: Home Equity Line Of Credit [Member] | Past Due 90 Days Or More [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	34	559
Consumer: Auto Loans And Leases [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	442	545
Current	110,026	82,326
Total loans	110,468	82,871
Recorded investment past due >=90 days and accruing		6
Non-accrual loans	25	5
Consumer: Auto Loans And Leases [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	331	449
Consumer: Auto Loans And Leases [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	86	85
Consumer: Auto Loans And Leases [Member] | Past Due 90 Days Or More [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	25	11
Consumer: Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	90	42
Current	6,224	5,562
Total loans	6,314	5,604
Recorded investment past due >=90 days and accruing	1
Consumer: Other [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	79	42
Consumer: Other [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	10
Consumer: Other [Member] | Past Due 90 Days Or More [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	1
Residential: Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	2,644	1,463
Current	143,307	135,438
Total loans	145,951	136,901
Non-accrual loans	1,514	1,074
Residential: Real Estate [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	557	38
Residential: Real Estate [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	573	351
Residential: Real Estate [Member] | Past Due 90 Days Or More [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total past due	1,514	1,074
Residential: Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	15,749	9,931
Total loans	$ 15,749	$ 9,931