Investment Securities (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Summary of investment securities
Available-for-sale Securities, Amortized Cost	$ 170,951	$ 165,219
Available-for-sale Securities ,Gross Unrealized Gains	2,398	1,221
Available-for-sale Securities, Gross Unrealized Losses	2,436	5,554
Available-for-sale securities, Fair value Disclosure	170,913	160,886
U.S.Treasury securities
Summary of investment securities
Available-for-sale Securities, Amortized Cost	104	107
Available-for-sale Securities ,Gross Unrealized Gains	3	5
Available-for-sale Securities, Gross Unrealized Losses
Available-for-sale securities, Fair value Disclosure	107	112
Obligations of states and political subdivisions
Summary of investment securities
Available-for-sale Securities, Amortized Cost	49,925	44,575
Available-for-sale Securities ,Gross Unrealized Gains	1,319	467
Available-for-sale Securities, Gross Unrealized Losses	461	1,507
Available-for-sale securities, Fair value Disclosure	50,783	43,535
U.S. Government-sponsored mortgage-backed securities
Summary of investment securities
Available-for-sale Securities, Amortized Cost	89,343	79,255
Available-for-sale Securities ,Gross Unrealized Gains	831	644
Available-for-sale Securities, Gross Unrealized Losses	855	1,877
Available-for-sale securities, Fair value Disclosure	89,319	78,022
U.S. Government-sponsored collateralized mortgage obligations
Summary of investment securities
Available-for-sale Securities, Amortized Cost	18,259	17,120
Available-for-sale Securities ,Gross Unrealized Gains	137	105
Available-for-sale Securities, Gross Unrealized Losses	29	140
Available-for-sale securities, Fair value Disclosure	18,367	17,085
Trust preferred securities
Summary of investment securities
Available-for-sale Securities, Amortized Cost	1,668	11,854
Available-for-sale Securities ,Gross Unrealized Gains
Available-for-sale Securities, Gross Unrealized Losses	988	1,718
Available-for-sale securities, Fair value Disclosure	680	10,136
Total debt securities
Summary of investment securities
Available-for-sale Securities, Amortized Cost	167,902	162,170
Available-for-sale Securities ,Gross Unrealized Gains	2,398	1,221
Available-for-sale Securities, Gross Unrealized Losses	2,436	5,554
Available-for-sale securities, Fair value Disclosure	167,864	157,837
Federal Reserve Bank (FRB) stock
Summary of investment securities
Available-for-sale Securities, Amortized Cost	226	226
Available-for-sale Securities ,Gross Unrealized Gains
Available-for-sale Securities, Gross Unrealized Losses
Available-for-sale securities, Fair value Disclosure	226	226
Total regulatory stock
Summary of investment securities
Available-for-sale Securities, Amortized Cost	3,049	3,049
Available-for-sale Securities ,Gross Unrealized Gains
Available-for-sale Securities, Gross Unrealized Losses
Available-for-sale securities, Fair value Disclosure	3,049	3,049
U.S. Government agencies and corporations
Summary of investment securities
Available-for-sale Securities, Amortized Cost	8,603	9,259
Available-for-sale Securities ,Gross Unrealized Gains	108
Available-for-sale Securities, Gross Unrealized Losses	103	312
Available-for-sale securities, Fair value Disclosure	8,608	8,947
Federal Home Loan Bank (FHLB) stock
Summary of investment securities
Available-for-sale Securities, Amortized Cost	2,823	2,823
Available-for-sale Securities ,Gross Unrealized Gains
Available-for-sale Securities, Gross Unrealized Losses
Available-for-sale securities, Fair value Disclosure	$ 2,823	$ 2,823