Loan Quality (Aging Of Payments Of The Loan Portfolio) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	$ 885,023	$ 769,191
Loans Past Due and Still Accruing	4,074	7,455
Non-accrual loans	4,776	5,370
Total Loans	893,873	782,016
30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	2,470	6,416
60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	939	671
90 Days+ Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	665	368
Residential Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	216,720	210,539
Loans Past Due and Still Accruing	1,746	941
Non-accrual loans	317	911
Total Loans	218,783	212,391
Residential Real Estate [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	1,332	261
Residential Real Estate [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	414	466
Residential Real Estate [Member] | 90 Days+ Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing		214
Residential Real Estate [Member] | First Liens [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	166,689	159,998
Loans Past Due and Still Accruing	1,650	674
Non-accrual loans	231	806
Total Loans	168,570	161,478
Residential Real Estate [Member] | First Liens [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	1,236	44
Residential Real Estate [Member] | First Liens [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	414	416
Residential Real Estate [Member] | First Liens [Member] | 90 Days+ Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing		214
Residential Real Estate [Member] | Junior Liens & Lines Of Credit [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	50,031	50,541
Loans Past Due and Still Accruing	96	267
Non-accrual loans	86	105
Total Loans	50,213	50,913
Residential Real Estate [Member] | Junior Liens & Lines Of Credit [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	96	217
Residential Real Estate [Member] | Junior Liens & Lines Of Credit [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing		50
Residential Real Estate - Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	8,495	7,209
Loans Past Due and Still Accruing		177
Non-accrual loans	480	502
Total Loans	8,975	7,888
Residential Real Estate - Construction [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing		177
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	384,658	330,953
Loans Past Due and Still Accruing	1,970	6,061
Non-accrual loans	3,956	3,681
Total Loans	390,584	340,695
Commercial Real Estate [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	858	5,713
Commercial Real Estate [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	447	196
Commercial Real Estate [Member] | 90 Days+ Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	665	152
Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	270,478	215,449
Loans Past Due and Still Accruing	325	217
Non-accrual loans	23	276
Total Loans	270,826	215,942
Commercial [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	250	210
Commercial [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	75	5
Commercial [Member] | 90 Days+ Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing		2
Consumer [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	4,672	5,041
Loans Past Due and Still Accruing	33	59
Total Loans	4,705	5,100
Consumer [Member] | 30 - 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	30	55
Consumer [Member] | 60 - 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Loans Past Due and Still Accruing	$ 3	$ 4