Loans (Troubled Debt Restructurings Narrative) (Details) (USD $)	3 Months Ended			3 Months Ended	12 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013	Mar. 31, 2014 Troubled Debt Restructuring (TDR) [Member]	Dec. 31, 2013 Troubled Debt Restructuring (TDR) [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment	$ 14,023,000	$ 24,230,000		$ 7,800,000	$ 7,900,000
Impaired Financing Receivable, Related Allowance	1,139,000		1,138,000	467,000	363,000
Loans in nonaccrual status				$ 448,000,000	$ 467,000,000