OTHER REAL ESTATE OWNED (Details) (USD $)	3 Months Ended				12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
OTHER REAL ESTATE OWNED [Abstract]
Other real estate owned decrease	$ 2,400,000				$ 7,600,000
Foreclosed Property [Roll Forward]
Beginning balance	22,080,000	23,727,000	24,304,000	21,016,000	21,016,000	29,200,000
Net proceeds from sales	(5,628,000)	(922,000)	(928,000)	(4,536,000)	(12,014,000)	(11,888,000)	(13,319,000)
Net (loss) gain on sales	18,000	228,000	255,000	(138,000)	363,000	1,638,000	1,019,000
Assets acquired on non-accrual loans	293,000	1,411,000	1,092,000	8,015,000
Impairment charge	(3,328,000)	(2,364,000)	(996,000)	(53,000)	(6,741,000)	(5,522,000)	(7,374,000)
Ending balance	13,435,000	22,080,000	23,727,000	24,304,000	13,435,000	21,016,000	29,200,000
Other real estate owned (OREO)	13,435,000	22,080,000	23,727,000	24,304,000	13,435,000	21,016,000	29,200,000
Land [Member]
Foreclosed Property [Roll Forward]
Ending balance	7,100,000				7,100,000
Other real estate owned (OREO)	7,100,000				7,100,000
Impairment charge for other real estate owned	3,100,000	2,300,000	121,000
Commercial Real Estate [Member]
Foreclosed Property [Roll Forward]
Ending balance	3,700,000				3,700,000
Other real estate owned (OREO)	3,700,000				3,700,000
Proceeds from sale of collateral related to loans or other real estate owned	38,000
Gain (loss) on sale of OREO	16,000
Impairment charge for other real estate owned	77,000	58,000
Single family homes [Member]
Foreclosed Property [Roll Forward]
Ending balance	527,000				527,000
Other real estate owned (OREO)	527,000				527,000
Proceeds from sale of collateral related to loans or other real estate owned				104,000
Gain (loss) on sale of OREO				3,000
Impairment charge for other real estate owned				44,000
Number of loans that the collateral was sold				8
Number of lending relationships				3
Properties Acquired Through Tax Lien Portfolio [Member]
Foreclosed Property [Roll Forward]
Number of loans that the collateral was sold	22
Tax Lien [Member]
Foreclosed Property [Roll Forward]
Ending balance	2,100,000				2,100,000
Other real estate owned (OREO)	2,100,000				2,100,000
Foreclosed Collateral on Commercial Real Estate Loans [Member]
Foreclosed Property [Roll Forward]
Proceeds from sale of collateral related to loans or other real estate owned				4,100,000
Gain (loss) on sale of OREO				36,000
Number of loans that the collateral was sold				1
Foreclosed Collateral On Multi Family [Member]
Foreclosed Property [Roll Forward]
Impairment charge for other real estate owned			321,000
Foreclosed Collateral On Tax Liens [Member]
Foreclosed Property [Roll Forward]
Proceeds from sale of collateral related to loans or other real estate owned	1,300,000	887,000	495,000	332,000
Gain (loss) on sale of OREO	378,000	230,000	122,000	(177,000)
Number of loans that the collateral was acquired				10
Impairment charge for other real estate owned	169,000	54,000	554,000	9,000
Transfer to other real estate owned	293,000	1,411,000	1,092,000	793,000
Number of loans that the collateral was sold		11	7	10
Commercial Real Estate And Multi Family Property [Member]
Foreclosed Property [Roll Forward]
Proceeds from sale of collateral related to loans or other real estate owned	4,200,000
Gain (loss) on sale of OREO	(376,000)
Foreclosed Collateral on Residential Real Estate Loans and Construction Loans [Member]
Foreclosed Property [Roll Forward]
Proceeds from sale of collateral related to loans or other real estate owned		35,000	433,000
Gain (loss) on sale of OREO		(2,000)	133,000
Participation Loan Collateral Acquired [Member]
Foreclosed Property [Roll Forward]
Transfer to other real estate owned				3,200,000
Participation rate (in hundredths)				7.50%
Allowance for loan and lease losses, charge-offs				$ 1,500,000