Investment Securities (Details 3) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Investment securities available for sale, Amortized Cost
More than One Year to Five Years	$ 10,013,000
More than Five Years to Ten Years	57,075,000
More than Ten Years	194,230,000
Total	261,318,000
Investment securities available for sale, Fair Value
More than One Year to Five Years	9,990,000
More than Five Years to Ten Years	56,408,000
More than Ten Years	189,691,000
Total	256,089,000	84,066,000
Stock, Amortized Cost
FHLB	7,483,000	9,228,000
Federal Reserve Bank/TIB	7,967,000	2,019,000
Total equities held at cost	15,450,000	11,247,000
Stock, Fair Value
FHLB stock used to collateralize FHLB advances	7,483,000	9,228,000
Federal Reserve Bank	7,967,000	2,019,000
Total equities held at cost	15,450,000	11,247,000
Total securities, Amortized Cost
One Year or Less	15,450,000
More than One Year to Five Years	10,013,000
More than Five Years to Ten Years	57,075,000
More than Ten Years	194,230,000
Amortized Cost	276,768,000	93,436,000
Total securities, Fair Value
One Year or Less	15,450,000
More than One Year to Five Years	9,990,000
More than Five Years to Ten Years	56,408,000
More than Ten Years	189,691,000
Estimated Fair Value	271,539,000	95,313,000
Accumulated other comprehensive income (loss)	(5,200,000)	1,900,000
Accumulated other comprehensive income, net of tax	(3,077,000)	1,105,000
U.S. Treasury
Investment securities available for sale, Amortized Cost
More than One Year to Five Years	73,000
Total	73,000
Investment securities available for sale, Fair Value
More than One Year to Five Years	81,000
Total	81,000	159,000
Municipal bonds
Investment securities available for sale, Amortized Cost
More than One Year to Five Years	9,940,000
More than Five Years to Ten Years	43,685,000
More than Ten Years	41,763,000
Total	95,388,000
Investment securities available for sale, Fair Value
More than One Year to Five Years	9,909,000
More than Five Years to Ten Years	43,173,000
More than Ten Years	41,045,000
Total	94,127,000	26,586,000
Mortgage-backed securities
Investment securities available for sale, Amortized Cost
More than Five Years to Ten Years	13,390,000
More than Ten Years	152,467,000
Total	165,857,000
Investment securities available for sale, Fair Value
More than Five Years to Ten Years	13,235,000
More than Ten Years	148,646,000
Total	$ 161,881,000	$ 57,321,000