ALLOWANCE FOR LOAN LOSSES AND CREDIT QUALITY (Additional Information) (Details) (USD $)	3 Months Ended		12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Troubled Debt Restructuring [Abstract]
Ratio Of Allowance Of Loan Losses To Total Loans	2.25%	2.37%	2.28%
Loans Modified In Troubled Debt Restructured Loans	$ 10,900,000		$ 12,500,000
Amount added to total troubled debt restructured loans	1,800,000
Charge Off	365,000	1,000
Loan amount of credit quality analysis	250,000
Financing Receivable, Modifications, Subsequent Default, Recorded Investment	15,000
Commercial and Industrial Loans [Member]
Troubled Debt Restructuring [Abstract]
Increase (decrease) in allowance for loan loss		287,000
Commercial Real Estate and Multi-Family Residential Loans [Member]
Troubled Debt Restructuring [Abstract]
Increase (decrease) in allowance for loan loss		$ 500,000