Loans (Breakdown Of Loans By Risk Grading) (Details) (USD $)	6 Months Ended			12 Months Ended
	Jun. 30, 2014		Jun. 30, 2013	Dec. 31, 2013
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	$ 459,014,000			$ 450,053,000
Gross loans	630,200,000			618,381,000
Deferred Origination Fees, net of costs	(378,000)			(421,000)
Loans: Ending Balance	629,822,000			617,960,000
Percent of Total Loans	100.00%			100.00%
Transfers from loans to other real estate owned	75,000		696,000
Charge-offs	512,000			3,590,000
0001-0005 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	397,272,000			389,182,000
Gross loans	564,315,000			554,454,000
Percent of Total Loans	89.60%			89.70%
0006A [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	35,535,000			25,099,000
Gross loans	37,990,000			26,404,000
Percent of Total Loans	6.00%			4.30%
Increase (decrease) in loan balances	11,600,000
0006B [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	5,424,000			14,734,000
Gross loans	5,843,000			15,198,000
Percent of Total Loans	0.90%			2.40%
0007 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	20,783,000	[1]		21,038,000	[2]
Gross loans	22,052,000	[1]		22,325,000	[2]
Percent of Total Loans	3.50%			3.60%	[2]
Increase (decrease) in loan balances	(300,000)
Charge-offs	400,000
0007 Rated Loans Not Impaired [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross loans	6,500,000			6,700,000
0006B Or 0007 [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	(9,300,000)
Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	129,936,000			125,290,000
Gross loans	129,936,000			125,290,000
Loans: Ending Balance	129,936,000			125,290,000
Charge-offs	83,000			758,000
Commercial [Member] | 0001-0005 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	118,717,000			118,284,000
Commercial [Member] | 0006A [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	9,353,000			2,510,000
Commercial [Member] | 0006B [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	702,000			3,080,000
Commercial [Member] | 0007 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	1,164,000	[1]		1,416,000	[2]
Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	291,031,000			287,815,000
Gross loans	291,031,000			287,815,000
Loans: Ending Balance	290,653,000			287,394,000
Charge-offs	309,000			2,132,000
Real Estate - Commercial [Member] | 0001-0005 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	243,978,000			237,773,000
Real Estate - Commercial [Member] | 0006A [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	24,649,000			20,732,000
Real Estate - Commercial [Member] | 0006B [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	3,641,000			10,549,000
Real Estate - Commercial [Member] | 0007 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	18,763,000	[1]		18,761,000	[2]
Construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	38,047,000			36,948,000
Gross loans	38,047,000			36,948,000
Loans: Ending Balance	38,047,000			36,948,000
Charge-offs	2,000			93,000
Construction [Member] | 0001-0005 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	34,577,000			33,125,000
Construction [Member] | 0006A [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	1,553,000			1,857,000
Construction [Member] | 0006B [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	1,081,000			1,105,000
Construction [Member] | 0007 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross commercial loans	856,000	[1]		861,000	[2]
Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	146,601,000			142,398,000
Gross loans	146,601,000			142,398,000
Loans: Ending Balance	146,601,000			142,398,000
Charge-offs	77,000			552,000
Real Estate - Mortgage [Member] | 0001-0005 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	143,492,000			139,364,000
Real Estate - Mortgage [Member] | 0006A [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	1,431,000			1,305,000
Real Estate - Mortgage [Member] | 0006B [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	419,000			464,000
Real Estate - Mortgage [Member] | 0007 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	1,259,000	[1]		1,265,000	[2]
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	6,165,000			6,495,000
Gross loans	6,165,000			6,495,000
Loans: Ending Balance	6,165,000			6,495,000
Charge-offs	41,000			55,000
Consumer [Member] | 0001-0005 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	6,155,000			6,473,000
Consumer [Member] | 0007 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	10,000	[1]		22,000	[2]
Municipal Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	18,420,000			19,435,000
Gross loans	18,420,000			19,435,000
Loans: Ending Balance	18,420,000			19,435,000
Municipal Loans [Member] | 0001-0005 [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	17,396,000			19,435,000
Municipal Loans [Member] | 0006A [Member]
Financing Receivable, Recorded Investment [Line Items]
Gross consumer loans	1,024,000
Additions Due To Net Ratings Downgrades [Member] | 0006B [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	100,000
Decrease Due To Upgrades Moved To Category 0006A [Member] | 0006B [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	(5,300,000)
Decrease Due To Loans Moved To Risk Rating 0007 [Member] | 0006B [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	(1,200,000)
Number of loan relationships	1
Decrease Due To Loans Moved To Risk Rating 0007 [Member] | 0007 [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	1,200,000
Number of loan relationships	1
Decrease Due To Net Payments [Member] | 0006A [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	(1,000,000)
Decrease Due To Payoffs [Member] | 0006B [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	(2,300,000)
Decrease Due To Payoffs [Member] | 0007 [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	1,200,000
Increase Due To Loans Downgraded From 0001 To 0005 Ratings [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	10,000,000
Number of loan relationships	3
Increase Due To Loans Upgraded From Risk Category 0006B [Member] | 0006A [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	5,300,000
Number of loan relationships	2
Decrease Due To Loans Upgraded To Risk Category 0005 [Member] | 0006A [Member]
Financing Receivable, Recorded Investment [Line Items]
Increase (decrease) in loan balances	$ (2,500,000)
Number of loan relationships	1

[1] Included in the 0007 risk grading are $6.5 million of loans that are collectively evaluated and not considered impaired because, in the event of default, no loss is expected.

[2] Included in the 0007 risk grading are $6.7 million of loans that are collectively evaluated and not considered impaired because, in the event of default, no loss is expected.