INVESTMENT SECURITIES AVAILABLE FOR SALE (Schedule of Securities by Maturity) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014
Amortized Cost:
Total Amortized Cost	$ 330,495
Fair Value:
Total Fair Value	332,652
Securities Available for Sale [Member]
Amortized Cost:
Due in one year or less	24,072
Due after one year through five years	33,789
Due after five years through ten years	14,566
Due after ten years	7,078
Total Amortized Cost	79,505
Fair Value:
Due in one year or less	24,079
Due after one year through five years	34,077
Due after five years through ten years	14,787
Due after ten years	6,521
Total Fair Value	79,464
Mortgage-Backed Securities - Residential [Member]
Amortized Cost:
Total Amortized Cost	239,975
Fair Value:
Total Fair Value	242,289
SBA Pool Securities [Member]
Amortized Cost:
Total Amortized Cost	8,015
Fair Value:
Total Fair Value	7,944
CRA Investment Funds [Member]
Amortized Cost:
Total Amortized Cost	3,000
Fair Value:
Total Fair Value	$ 2,955