Securities (Details 5) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Held To Maturity Securities, Amortized Cost
Due in one year or less	$ 11,167	$ 13,070
Due after one year through five years	6,336	7,974
Due after five years through ten years	2,080	2,283
Due after ten years	590	735
Total	20,173	24,062
Held To Maturity Securities, Fair value
Due in one year or less	13,070	13,154
Due after one year through five years	7,974	8,535
Due after five years through ten years	2,283	2,619
Due after ten years	735	855
Total	$ 24,062	$ 25,163