Investment Securities (Details 2) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Schedule of Available-for-sale Securities [Line Items]
Available for sale, Amortized Cost, Due in one year or less	$ 10,149
Available for sale, Amortized Cost, Due after one year through five years	57,710
Available for sale, Amortized Cost, Due after five years through ten years	12,084
Available for sale, Amortized Cost, Due after ten years	138,504
Available for sale, Amortized Cost, Debt maturities	218,447
Available-for-sale securities, Amortized Cost	219,081	$ 235,579
Available for sale, Estimated Fair Value, Due in one year or less	10,168
Available for sale, Estimated Fair Value, Due after one year through five years	57,839
Available for sale, Estimated Fair Value, Due after five years through ten years	12,134
Available for sale, Estimated Fair Value, Due after ten years	139,649
Available for sale, Estimated Fair Value, Debt maturities	219,790
Available for sale, Estimated Fair Value, Total	220,434	236,108
Held to maturity securities, Amortized Cost, Due in one year or less	0
Held to maturity securities, Amortized Cost, Due after one year through five years	711
Held to maturity securities, Amortized Cost, Due after five years through ten years	403
Held to maturity securities, Amortized Cost, Due after ten years	3,078
Held to maturity securities, Amortized Cost, Debt maturities	4,192
Held to maturity securities, Amortized Cost, Total	4,192	4,630
Held to maturity securities, Estimated Fair Value, Due in one year or less	0
Held to maturity securities, Estimated Fair Value, Due after one year through five years	761
Held to maturity securities, Estimated Fair Value, Due after five years through ten years	454
Held to maturity securities, Estimated Fair Value, Due after ten years	3,065
Held to maturity securities, Estimated Fair Value, Debt maturities	4,280
Held-to-maturity securities, Estimated Fair Value, Total	4,280	4,694
Equity [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale securities, Amortized Cost	634	624
Available for sale, Estimated Fair Value, Total	644	$ 630
Held to maturity securities, Amortized Cost, Total	0
Held-to-maturity securities, Estimated Fair Value, Total	$ 0