Loans And Allowance For Loan And Lease Losses (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Aggregate amount of deposit overdrafts	$ 76		$ 82
Recognized additional interest income	42	106	222
Cash basis interest income on impaired loans	247		1,011
Increase in the reserve requirement for the historical valuation section of the allowance	343
Residential Real Estate One To Four Family [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage Resulting From Loss Factors Based Upon Actual Charge Offs	0.17%		0.36%
Restructured Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of restructured loans	4		4
Restructured loans, amount	$ 2,885		$ 2,922
Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage outstanding principal balance on loans	41.00%
Percentage Resulting From Loss Factors Based Upon Actual Charge Offs	0.00%		0.00%
Income Producing [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Percentage outstanding principal balance on loans	50.00%
Percentage Resulting From Loss Factors Based Upon Actual Charge Offs	0.00%		0.00%