Loans And The Allowance For Loan Losses (Recorded Investment In Loans Past Due) (Details) - USD ($) $ in Thousands		Dec. 31, 2016	Dec. 31, 2015
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		$ 28,627	$ 6,346
Current Balance		913,102	766,959
Total Balance		941,729	773,305
90+ Days Accruing		722	497
Non-accruing Loans		11,298	15,545
Net deferred loan origination costs		783	679
30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		14,712	3,162
60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		4,740	1,825
90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		9,175	1,359
Commercial And Industrial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		10,888	450
Current Balance		186,483	143,880
Total Balance		197,371	144,330
90+ Days Accruing			40
Non-accruing Loans		3,106	5,312
Commercial And Industrial [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		6,772	160
Commercial And Industrial [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		2,966	224
Commercial And Industrial [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		1,150	66
Consumer And Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		30	8
Current Balance		1,387	1,727
Total Balance	[1]	1,417	1,735
90+ Days Accruing
Non-accruing Loans		17	14
Consumer And Other [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		15	8
Consumer And Other [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		10
Consumer And Other [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		5
Total Real Estate Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Balance		742,941	627,240
Total Real Estate Loans [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Balance	[2]	121,082	105,487
Total Real Estate Loans [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Balance	[2]	555,625	460,711
Total Real Estate Loans [Member] | Home Equities [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		1,279	756
Current Balance		64,955	60,286
Total Balance		66,234	61,042
90+ Days Accruing
Non-accruing Loans		1,261	1,058
Total Real Estate Loans [Member] | Home Equities [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		481	253
Total Real Estate Loans [Member] | Home Equities [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		119	236
Total Real Estate Loans [Member] | Home Equities [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		679	267
Mortgages [Member] | Total Real Estate Loans [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		1,558	1,793
Current Balance		116,984	102,148
Total Balance		118,542	103,941
90+ Days Accruing
Non-accruing Loans		862	1,400
Mortgages [Member] | Total Real Estate Loans [Member] | Residential Real Estate [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		868	822
Mortgages [Member] | Total Real Estate Loans [Member] | Residential Real Estate [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		123	402
Mortgages [Member] | Total Real Estate Loans [Member] | Residential Real Estate [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		567	569
Mortgages [Member] | Total Real Estate Loans [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		10,198	3,339
Current Balance		452,187	396,480
Total Balance		462,385	399,819
90+ Days Accruing		483	457
Non-accruing Loans		1,874	3,574
Mortgages [Member] | Total Real Estate Loans [Member] | Commercial Real Estate [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		6,319	1,919
Mortgages [Member] | Total Real Estate Loans [Member] | Commercial Real Estate [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		1,522	963
Mortgages [Member] | Total Real Estate Loans [Member] | Commercial Real Estate [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		2,357	457
Construction [Member] | Total Real Estate Loans [Member] | Residential Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Current Balance		2,540	1,546
Total Balance		2,540	1,546
90+ Days Accruing
Non-accruing Loans
Construction [Member] | Total Real Estate Loans [Member] | Residential Real Estate [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Construction [Member] | Total Real Estate Loans [Member] | Residential Real Estate [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Construction [Member] | Total Real Estate Loans [Member] | Residential Real Estate [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Construction [Member] | Total Real Estate Loans [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		4,674
Current Balance		88,566	60,892
Total Balance		93,240	60,892
90+ Days Accruing		239
Non-accruing Loans		4,178	4,187
Construction [Member] | Total Real Estate Loans [Member] | Commercial Real Estate [Member] | 30-59 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		257
Construction [Member] | Total Real Estate Loans [Member] | Commercial Real Estate [Member] | 60-89 Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due
Construction [Member] | Total Real Estate Loans [Member] | Commercial Real Estate [Member] | 90+ Days [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		$ 4,417

[1] includes other loans

[2] includes construction loans