PREFERRED STOCK (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	12 Months Ended	0 Months Ended	3 Months Ended			0 Months Ended
	Mar. 31, 2013	Dec. 31, 2012	Oct. 02, 2009 Series A Preferred Stock [Member]	Mar. 31, 2013 Series A Preferred Stock [Member]	Mar. 31, 2013 Series A Preferred Stock [Member] Before November 14, 2014 [Member]	Mar. 31, 2013 Series A Preferred Stock [Member] After November 14, 2014 [Member]	Oct. 02, 2009 Warrants [Member]	Aug. 10, 2012 Fixed Rate Cumulative Perpetual Preferred Stock [Member]	Mar. 31, 2013 Fixed Rate Cumulative Perpetual Preferred Stock [Member] Director Period
Class of Stock [Line Items]
Preferred stock issued (in shares)	12,000	12,000	22,252
Preferred stock, par value (in dollars per share)			$ 0
Liquidation preference (in dollars per share)			$ 1,000
Term of warrant							10 years
Numbers of common stock to be purchased with warrants (in shares)							628,587
Par value of common stock called by warrants (in dollars per share)	$ 0	$ 0					$ 0
Exercise price of warrants (in dollars per share)							$ 5.31
Value of preferred stock issued			$ 22,252
Accrued dividend rate (in hundredths)	5.00%	5.00%			5.00%	9.00%
Percentage of stock redeemable at the option of issuer (in hundredths)				100.00%
Preferred stock auctioned by US Treasury (in shares)								22,252
Preferred stock repurchased (in shares)								10,252
Auction purchase price per share (in dollars per share)								$ 901.03
Numbers of dividend periods allowed to be missed before additional directors are added									6
Numbers of directors to potentially be added to the Board									2
Number of dividend periods paid to end the preferred stockholders rights to additional board members									4
Number of dividend periods deferred to date									2