Securities (Details 1) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Amortized Cost
Due in one year or less	$ 8,533
Due after one but within five years	34,546
Due after five but within ten years	89,392
Due after ten years	592,712
Total of securities having specified maturity period	725,183
Mortgage-backed securities and equities	178,495
TOTAL	903,678	920,897
Fair Value
Due in one year or less	8,655
Due after one but within five years	36,064
Due after five but within ten years	93,301
Due after ten years	588,733
Total of securities having specified maturities period	726,753
Mortgage-backed securities and equities	185,742
Fair Value	$ 912,495	$ 914,560