Investment Securities (Details 2) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Proceeds, gains and losses realized on securities sold or called
Proceeds on securities sold	$ 7,655	$ 4,795	$ 7,655	$ 15,032
Gross realized gains	54	16	54	653
Gross realized losses	$ 57	$ 12	$ 57	$ 456