STOCK WARRANTS (Details Textual) - USD ($)	1 Months Ended				12 Months Ended
	Jan. 31, 2015	Jan. 31, 2014	Apr. 30, 2013	Jan. 31, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Class of Warrant or Right [Line Items]
Warrants Expired Number Of Warrants	14,538	750				48,240	3,185
Warrants Exercise Price (in dollars per share)	$ 20.00	$ 20.00
Warrants Issued During Period To Purchase Common Stock				10,800
Class of Warrant or Right, Exercise Price of Warrants or Rights				$ 12.00			$ 4.25
Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Warrants Issued							2,680,000
Share-Based Compensation					$ 4,389,000	$ 3,088,000	$ 1,717,000
Warrants Expiration Period							5 years
Common Stock [Member]
Class of Warrant or Right [Line Items]
Stock Issued During Period Shares In Exchange For Exercise Of Warrants Transaction					2,000	1,331,911	38,334
Class of Warrant or Right, Exercise Price of Warrants or Rights					$ 4.25
Warrant [Member]
Class of Warrant or Right [Line Items]
Share-Based Compensation							$ 51,000
August 2013 Financing [Member]
Class of Warrant or Right [Line Items]
Stock Issued During Period Shares In Exchange For Exercise Of Warrants Transaction							884,885
Class of Warrant or Right, Exercise Price of Warrants or Rights							$ 4.25
Financing Arrangements [Member]
Class of Warrant or Right [Line Items]
Stock Issued During Period Shares In Exchange For Exercise Of Warrants Transaction						33,678	1,672
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 4.25
Financing Arrangements [Member] | August 2013 Financing [Member]
Class of Warrant or Right [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights							$ 4.25
December 2012 Financing [Member] | Class B Warants [Member]
Class of Warrant or Right [Line Items]
Stock Issued During Period Shares In Exchange For Exercise Of Warrants Transaction			38,334				70,031
Class of Warrant or Right, Exercise Price of Warrants or Rights			$ 8.00				$ 8.00
Underwriters [Member]
Class of Warrant or Right [Line Items]
Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Warrants Issued							509,200