SALE OF COMMON STOCK (Details Textual) (USD $)	9 Months Ended	12 Months Ended
	Sep. 30, 2013	Dec. 31, 2012	Jan. 05, 2012
Aggregate Offering Price Of Shares To Be Issued		$ 20,000,000
Stock Authorized Under Shelf Registration Statement		100,000,000	63,950,000
Proceeds from Issuance of Common Stock		23,700,000
Payments of Stock Issuance Costs		1,600,000
Stock Issued During Period Average Sales Price Market Equity Offering Program	$ 3.06
Stock Issued During Period Value Market Equity Offering Program	2,781,604
Common Stock [Member]
Common stock issued during period, shares		4,989,275
Stock Issued During Period, Shares, Market Equity Offering Program	952,306
Stock Issued During Period Value Market Equity Offering Program	$ 95