Fair Value Measurements (Schedule Of Assets And Liabilities Measured At Fair Value On A Recurring And Nonrecurring Basis) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended																																																																										3 Months Ended	12 Months Ended							3 Months Ended	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014 Obligations Of States And Political Subdivisions [Member]	Dec. 31, 2013 Obligations Of States And Political Subdivisions [Member]	Mar. 31, 2014 Obligations Of States And Political Subdivisions [Member] Level 1 [Member]	Dec. 31, 2013 Obligations Of States And Political Subdivisions [Member] Level 1 [Member]	Mar. 31, 2014 Obligations Of States And Political Subdivisions [Member] Level 2 [Member]	Dec. 31, 2013 Obligations Of States And Political Subdivisions [Member] Level 2 [Member]	Mar. 31, 2014 Obligations Of States And Political Subdivisions [Member] Level 3 [Member]	Dec. 31, 2013 Obligations Of States And Political Subdivisions [Member] Level 3 [Member]	Mar. 31, 2014 U.S. Government Agencies [Member]	Dec. 31, 2013 U.S. Government Agencies [Member]	Mar. 31, 2014 U.S. Government Agencies [Member] Level 1 [Member]	Dec. 31, 2013 U.S. Government Agencies [Member] Level 1 [Member]	Mar. 31, 2014 U.S. Government Agencies [Member] Level 2 [Member]	Dec. 31, 2013 U.S. Government Agencies [Member] Level 2 [Member]	Mar. 31, 2014 U.S. Government Agencies [Member] Level 3 [Member]	Dec. 31, 2013 U.S. Government Agencies [Member] Level 3 [Member]	Mar. 31, 2014 U.S. Government Agencies Mortgage-backed Securities [Member]	Dec. 31, 2013 U.S. Government Agencies Mortgage-backed Securities [Member]	Mar. 31, 2014 U.S. Government Agencies Mortgage-backed Securities [Member] Level 1 [Member]	Dec. 31, 2013 U.S. Government Agencies Mortgage-backed Securities [Member] Level 1 [Member]	Mar. 31, 2014 U.S. Government Agencies Mortgage-backed Securities [Member] Level 2 [Member]	Dec. 31, 2013 U.S. Government Agencies Mortgage-backed Securities [Member] Level 2 [Member]	Mar. 31, 2014 U.S. Government Agencies Mortgage-backed Securities [Member] Level 3 [Member]	Dec. 31, 2013 U.S. Government Agencies Mortgage-backed Securities [Member] Level 3 [Member]	Mar. 31, 2014 Private Label [Member]	Dec. 31, 2013 Private Label [Member]	Mar. 31, 2014 Private Label [Member] Level 1 [Member]	Dec. 31, 2013 Private Label [Member] Level 1 [Member]	Mar. 31, 2014 Private Label [Member] Level 2 [Member]	Dec. 31, 2013 Private Label [Member] Level 2 [Member]	Mar. 31, 2014 Private Label [Member] Level 3 [Member]	Dec. 31, 2013 Private Label [Member] Level 3 [Member]	Mar. 31, 2014 Trust Preferred Securities [Member]	Dec. 31, 2013 Trust Preferred Securities [Member]	Mar. 31, 2014 Trust Preferred Securities [Member] Level 1 [Member]	Dec. 31, 2013 Trust Preferred Securities [Member] Level 1 [Member]	Mar. 31, 2014 Trust Preferred Securities [Member] Level 2 [Member]	Dec. 31, 2013 Trust Preferred Securities [Member] Level 2 [Member]	Mar. 31, 2014 Trust Preferred Securities [Member] Level 3 [Member]	Dec. 31, 2013 Trust Preferred Securities [Member] Level 3 [Member]	Mar. 31, 2014 Corporate Securities [Member]	Dec. 31, 2013 Corporate Securities [Member]	Mar. 31, 2014 Corporate Securities [Member] Level 1 [Member]	Dec. 31, 2013 Corporate Securities [Member] Level 1 [Member]	Mar. 31, 2014 Corporate Securities [Member] Level 2 [Member]	Dec. 31, 2013 Corporate Securities [Member] Level 2 [Member]	Mar. 31, 2014 Corporate Securities [Member] Level 3 [Member]	Dec. 31, 2013 Corporate Securities [Member] Level 3 [Member]	Mar. 31, 2014 Marketable Equity Securities [Member]	Dec. 31, 2013 Marketable Equity Securities [Member]	Mar. 31, 2014 Marketable Equity Securities [Member] Level 1 [Member]	Dec. 31, 2013 Marketable Equity Securities [Member] Level 1 [Member]	Mar. 31, 2014 Marketable Equity Securities [Member] Level 2 [Member]	Dec. 31, 2013 Marketable Equity Securities [Member] Level 2 [Member]	Mar. 31, 2014 Marketable Equity Securities [Member] Level 3 [Member]	Dec. 31, 2013 Marketable Equity Securities [Member] Level 3 [Member]	Mar. 31, 2014 Investment Funds [Member]	Dec. 31, 2013 Investment Funds [Member]	Mar. 31, 2014 Investment Funds [Member] Level 1 [Member]	Dec. 31, 2013 Investment Funds [Member] Level 1 [Member]	Mar. 31, 2014 Investment Funds [Member] Level 2 [Member]	Dec. 31, 2013 Investment Funds [Member] Level 2 [Member]	Mar. 31, 2014 Investment Funds [Member] Level 3 [Member]	Dec. 31, 2013 Investment Funds [Member] Level 3 [Member]	Mar. 31, 2014 Derivative Assets [Member]	Dec. 31, 2013 Derivative Assets [Member]	Mar. 31, 2014 Derivative Assets [Member] Level 1 [Member]	Dec. 31, 2013 Derivative Assets [Member] Level 1 [Member]	Mar. 31, 2014 Derivative Assets [Member] Level 2 [Member]	Dec. 31, 2013 Derivative Assets [Member] Level 2 [Member]	Mar. 31, 2014 Derivative Assets [Member] Level 3 [Member]	Dec. 31, 2013 Derivative Assets [Member] Level 3 [Member]	Mar. 31, 2014 Impaired Loans [Member]	Dec. 31, 2013 Impaired Loans [Member]	Mar. 31, 2014 Impaired Loans [Member] Level 1 [Member]	Dec. 31, 2013 Impaired Loans [Member] Level 1 [Member]	Mar. 31, 2014 Impaired Loans [Member] Level 2 [Member]	Dec. 31, 2013 Impaired Loans [Member] Level 2 [Member]	Mar. 31, 2014 Impaired Loans [Member] Level 3 [Member]	Dec. 31, 2013 Impaired Loans [Member] Level 3 [Member]	Mar. 31, 2014 Other Real Estate Owned [Member]	Dec. 31, 2013 Other Real Estate Owned [Member]	Mar. 31, 2014 Other Real Estate Owned [Member] Level 1 [Member]	Dec. 31, 2013 Other Real Estate Owned [Member] Level 1 [Member]	Mar. 31, 2014 Other Real Estate Owned [Member] Level 2 [Member]	Dec. 31, 2013 Other Real Estate Owned [Member] Level 2 [Member]	Mar. 31, 2014 Other Real Estate Owned [Member] Level 3 [Member]	Dec. 31, 2013 Other Real Estate Owned [Member] Level 3 [Member]	Mar. 31, 2014 Derivative Liabilities [Member]	Dec. 31, 2013 Derivative Liabilities [Member]	Mar. 31, 2014 Derivative Liabilities [Member] Level 1 [Member]	Dec. 31, 2013 Derivative Liabilities [Member] Level 1 [Member]	Mar. 31, 2014 Derivative Liabilities [Member] Level 2 [Member]	Dec. 31, 2013 Derivative Liabilities [Member] Level 2 [Member]	Mar. 31, 2014 Derivative Liabilities [Member] Level 3 [Member]	Dec. 31, 2013 Derivative Liabilities [Member] Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial Assets, Recurring			$ 39,793	$ 41,548	$ 0	$ 0	$ 39,793	$ 41,548	$ 0	$ 0	$ 2,213	$ 2,365	$ 0	$ 0	$ 2,213	$ 2,365	$ 0	$ 0	$ 281,503	$ 278,108	$ 0	$ 0	$ 281,503	$ 278,108	$ 0	$ 0	$ 2,118	$ 2,197	$ 0	$ 0	$ 2,118	$ 2,197	$ 0	$ 0	$ 8,339	$ 13,156	$ 0	$ 0	$ 6,573	$ 9,269	$ 1,766	$ 3,887	$ 9,461	$ 9,128	$ 0	$ 0	$ 9,461	$ 9,128	$ 0	$ 0	$ 5,020	$ 4,673	$ 5,020	$ 4,673	$ 0	$ 0	$ 0	$ 0	$ 1,493	$ 1,485	$ 1,493	$ 1,485	$ 0	$ 0	$ 0	$ 0	$ 5,591	$ 3,538	$ 0	$ 0	$ 5,591	$ 3,538	$ 0	$ 0
Financial Liabilities, Recurring																																																																																											5,591	3,538	0	0	5,591	3,538	0	0
Financial Assets, Nonrecurring																																																																											11,189	11,714	0	0	0	0	11,189	11,714	9,537	8,470	0	0	0	0	9,537	8,470
Allowance For Loan Losses On Impaired Loans During The Period	361	750																																																																									(361)	(880)
Write-downs included in other non-interest expense																																																																																			$ (191)	$ (1,108)