Loans And Leases (Loan Classifications) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 597,976	$ 556,544
Less: Allowance for loan losses	(9,364)	(9,527)	$ (9,173)	$ (8,928)
Less: Unearned lease revenue	(482)	(335)
Loans and leases, net	588,130	546,682
Commercial And Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	98,477	102,653
Less: Allowance for loan losses	(1,075)	(1,336)	$ (1,052)	$ (944)
Commercial Real Estate: Non-Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	93,364	95,745
Commercial Real Estate: Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	106,960	101,652
Commercial Real Estate: Construction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	3,987	4,481
Consumer: Home Equity Installment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	28,466	30,935
Consumer Home Equity Line Of Credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	51,609	48,060
Consumer: Auto Loans And Leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	56,841	29,758
Consumer: Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	13,301	6,208
Residential: Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	134,475	126,992
Residential: Construction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 10,496	$ 10,060