LOANS AND ALLOWANCE FOR CREDIT LOSSES (Details 5) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2012	Dec. 31, 2011
Classified loans	$ 82,188	$ 95,177
Total loans risk rated	1,113,353	1,103,713
Construction Loans [Member]
Weighted Average Risk Rating	6.63	6.99
Classified loans	12,242	13,159
Commercial Loan [Member]
Weighted Average Risk Rating	5.77	5.84
Classified loans	20,000	22,401
Mortgage Loans On Real Estate [Member]
Weighted Average Risk Rating	6.40	6.50
Classified loans	19,342	24,004
Commercial Real Estate [Member]
Weighted Average Risk Rating	5.64	5.67
Classified loans	30,360	35,255
Consumer Loan [Member]
Weighted Average Risk Rating	7.83	7.87
Classified loans	$ 244	$ 358