Securities (Details 1) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Amortized Cost
Due in one year or less	$ 3,855
Due after one but within five years	41,236
Due after five but within ten years	88,932
Due after ten years	82,788
Total of securities having specified maturity period	216,811
Mortgage-backed securities and equities	672,975
TOTAL	889,786	$ 880,946
Fair Value
Due in one year or less	3,885
Due after one but within five years	42,532
Due after five but within ten years	92,071
Due after ten years	89,507
Total of securities having specified maturities period	227,995
Mortgage-backed securities and equities	673,555
Fair Value	$ 901,550	$ 897,053