SECURITIES (Details 2) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Amortized Cost, Available for sale:
Within one year	$ 16,648
One to five years	29,727
Five to ten years	150,836
Beyond ten years	439,160
Total	636,371	595,067
Fair Value, Available for sale:
Within one year	16,780
One to five years	29,940
Five to ten years	148,199
Beyond ten years	434,148
Estimated Fair Value	629,067	575,179
Amortized Cost, Held to maturity:
Within one year	7,040
One to five years	41,517
Five to ten years	40,885
Beyond ten years	115,620
Total	205,062	201,328
Fair Value, Held to maturity:
Within one year	7,063
One to five years	41,742
Five to ten years	41,883
Beyond ten years	114,653
Estimated Fair Value	$ 205,341	$ 197,339