Investment Securities (Details 2) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Available for sale, Amortized Cost, Due in one year or less	$ 24
Available for sale, Amortized Cost, Due after one year through five years	26,102
Available for sale, Amortized Cost, Due after five years through ten years	1,507
Available for sale, Amortized Cost, Due after ten years	67,638
Available for sale, Amortized Cost, Debt maturities	95,271
Available for sale, Amortized Cost, Total	95,874
Available for sale, Estimated Fair Value, Due in one year or less	25
Available for sale, Estimated Fair Value, Due after one year through five years	25,911
Available for sale, Estimated Fair Value, Due after five years through ten years	1,537
Available for sale, Estimated Fair Value, Due after ten years	67,259
Available for sale, Estimated Fair Value, Debt maturities	94,732
Available for sale, Estimated Fair Value, Total	95,336	145,508
Held to maturity securities, Amortized Cost, Due in one year or less	145
Held to maturity securities, Amortized Cost, Due after one year through five years	936
Held to maturity securities, Amortized Cost, Due after five years through ten years	1,007
Held to maturity securities, Amortized Cost, Due after ten years	503
Held to maturity securities, Amortized Cost, Debt maturities	2,591
Held to maturity securities, Amortized Cost, Total	2,591	2,657
Held to maturity securities, Estimated Fair Value, Due in one year or less	145
Held to maturity securities, Estimated Fair Value, Due after one year through five years	972
Held to maturity securities, Estimated Fair Value, Due after five years through ten years	1,098
Held to maturity securities, Estimated Fair Value, Due after ten years	533
Held to maturity securities, Estimated Fair Value, Debt maturities	2,748
Held-to-maturity securities, Estimated Fair Value, Total	2,748	2,884
Equity Securities [Member]
Available for sale, Amortized Cost, Total	603
Available for sale, Estimated Fair Value, Total	604	621
Held to maturity securities, Amortized Cost, Total	0
Held-to-maturity securities, Estimated Fair Value, Total	$ 0