Investment Securities (Details Textual) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($) Investment	Jun. 30, 2014 USD ($)	Jun. 30, 2015 USD ($) Investment	Jun. 30, 2014 USD ($)	Dec. 31, 2014 USD ($) Investment
Investment Securities (Textual)
Number of investments, Less than 12 months | Investment	17		17		3
Number of investments, 12 months or longer | Investment	6		6		13
Mortgage-backed securities & state and municipal obligation sold	$ 5,800		$ 5,800
Gain on sale of investment securities	36	$ 230	295	$ 230
Fair Market Value, less than 12 months	22,800		22,800
Fair Market Value,12 months or longer	7,100		7,100
Securities pledged as collateral for repurchase agreements from brokers	21,300		21,300		$ 21,800
Securities pledged to secure client deposit	12,200		12,200		$ 12,900
Investment securities sold reinvested	$ 4,300		$ 4,300