INVESTMENT SECURITIES AVAILABLE FOR SALE (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 268,724	$ 297,210
Gross Unrecognised Gains	3,798	8,001
Gross Unrecognised Losses	(2,188)	(732)
Fair Value	270,334	304,479
U.S. Government-Sponsored Entities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	15,982	26,647
Gross Unrecognised Gains		200
Gross Unrecognised Losses	(575)	(2)
Fair Value	15,407	26,845
Mortgage-Backed Securities - Residential
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	191,993	215,092
Gross Unrecognised Gains	3,256	6,366
Gross Unrecognised Losses	(838)	(18)
Fair Value	194,411	221,440
State and Political Subdivisions
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	54,750	49,262
Gross Unrecognised Gains	542	1,372
Gross Unrecognised Losses	(102)	(2)
Fair Value	55,190	50,632
Single-issuer trust preferred security
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	2,999	2,999
Gross Unrecognised Gains
Gross Unrecognised Losses	(614)	(710)
Fair Value	2,385	2,289
CRA Investment Funds
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	3,000	3,000
Gross Unrecognised Gains		62
Gross Unrecognised Losses	(59)
Fair Value	2,941	3,062
Marketable Equity Securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost		210
Gross Unrecognised Gains		1
Gross Unrecognised Losses
Fair Value		$ 211