Investment Securities (Details 1) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Amortized Cost
Due in one year or less	$ 15,119
Due after one year through five years	41,357
Due after five year through ten years	10,169
Due after ten years	530
Total	67,175
Asset-backed securities	166,066
Amortized Cost	233,241	$ 236,008
Fair Value
Due in one year or less	15,127
Due after one year through five years	41,771
Due after five year through ten years	10,544
Due after ten years	531
Total	67,973
Asset-backed securities	167,181
Fair value	$ 235,154	$ 235,054