Borrowings (Narrative - Junior Subordinated Debentures) (Details) (USD $)			12 Months Ended	39 Months Ended	61 Months Ended		39 Months Ended	61 Months Ended		12 Months Ended	37 Months Ended	63 Months Ended		37 Months Ended	63 Months Ended		69 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Trust Preferred Securities [Member] Trust I Capital Securities [Member] Private Placement [Member]	Dec. 31, 2013 Trust Preferred Securities [Member] Trust I Capital Securities [Member] Private Placement [Member]	Sep. 15, 2010 Trust Preferred Securities [Member] Trust I Capital Securities [Member] Private Placement [Member]	Aug. 29, 2005 Trust Preferred Securities [Member] Trust I Capital Securities [Member] Private Placement [Member]	Dec. 31, 2013 Trust Preferred Securities [Member] Trust I Debentures [Member]	Sep. 15, 2010 Trust Preferred Securities [Member] Trust I Debentures [Member]	Aug. 29, 2005 Trust Preferred Securities [Member] Trust I Debentures [Member]	Dec. 31, 2013 Trust Preferred Securities [Member] Trust II Capital Securities [Member] Private Placement [Member]	Dec. 31, 2013 Trust Preferred Securities [Member] Trust II Capital Securities [Member] Private Placement [Member]	Nov. 23, 2010 Trust Preferred Securities [Member] Trust II Capital Securities [Member] Private Placement [Member]	Aug. 29, 2005 Trust Preferred Securities [Member] Trust II Capital Securities [Member] Private Placement [Member]	Dec. 31, 2013 Trust Preferred Securities [Member] Trust II Debentures [Member]	Nov. 23, 2010 Trust Preferred Securities [Member] Trust II Debentures [Member]	Aug. 29, 2005 Trust Preferred Securities [Member] Trust II Debentures [Member]	Dec. 31, 2013 Trust Preferred Securities [Member] Capital Securities [Member]	Apr. 07, 2008 Trust Preferred Securities [Member] Capital Securities [Member] Private Placement [Member]
Financial Instruments Subject to Mandatory Redemption by Settlement Terms [Line Items]
Junior subordinated debentures	$ 22,681,000	$ 32,991,000							$ 8,300,000							$ 14,400,000
Amount of capital securities issued						$ 8,300,000							$ 14,400,000					$ 10,000,000
Minimum redemption period			5 years							5 years
Redemption rate					5.965%			5.965%				5.96%			5.96%		5.69%
Description of variable rate basis				three-month LIBOR			three-month LIBOR				three-month LIBOR			three-month LIBOR
Basis spread on variable rate				1.45%			1.45%				1.45%			1.45%