STOCKHOLDERS' EQUITY (Details Textual) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended									3 Months Ended		6 Months Ended		12 Months Ended
	Aug. 13, 2014	Sep. 01, 2015	Jul. 31, 2015	Jun. 30, 2015	May. 06, 2015	Nov. 30, 2014	Sep. 30, 2014	Jun. 23, 2014	Mar. 31, 2014	Feb. 24, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2014	Jun. 30, 2014	Dec. 31, 2015	Dec. 31, 2014	Jul. 29, 2015	Oct. 30, 2014	May. 02, 2014	Apr. 25, 2014	Dec. 31, 2013
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price															$ 1.69	$ 3.27
Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Warrants Issued										134,004
Incremental Common Shares Warrants Issued									427,983			427,983							427,983
Convertible Preferred Stock, Shares Issued upon Conversion								427,179
Proceeds from Issuance of Common Stock															$ 0	$ 11,029
Warrants to Purchase of Common Stock						1,078,725
Stockholders' Equity, Period Increase (Decrease)											$ 300	$ 300
Class of Warrant or Right, Outstanding													8,926,385		10,692,138	8,926,385					2,005,684
Fair Value Of Warrants Issued	$ 600					$ 1,400
Warrant Issuance Expense											100	300		$ 200
Deemed Dividend															$ (6,959)	$ (616)
Derivative Liability									$ 400		$ 300	$ 400		$ 300
Preferred Stock, Dividend Rate, Percentage															8.00%
Conversion of Stock, Shares Converted															300
Allocated Share-based Compensation Expense															$ 2,800	6,500
Adjustments to Additional Paid in Capital, Dividends in Excess of Retained Earnings																$ 256
Class of Warrant or Right, Number of Securities Called by Warrants or Rights															275,000
Discover Financing															$ 9,000
Placement Agents Expenses															$ 600
3.0 Million Discover Financing [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights															$ 2.50
Class of Warrant or Right, Number of Securities Called by Warrants or Rights															228,000
9.0 Million Discover Financing [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights															$ 2.50
Class of Warrant or Right, Number of Securities Called by Warrants or Rights															550,000
Placement agent [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights															$ 1.78		$ 1.78
Class of Warrant or Right, Number of Securities Called by Warrants or Rights															350,000
Payments for Brokerage Fees															$ 300
Discover Financing															3,000
Placement Agents Expenses															$ 200
Placement agent [Member] | 3.0 Million Discover Financing [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights															114,000
Placement agent [Member] | 9.0 Million Discover Financing [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights															275,000
Hercules Technology Growth Capital, Inc. [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights															$ 1.70		$ 1.70
Warrants and Rights Outstanding															$ 200
Class of Warrant or Right, Number of Securities Called by Warrants or Rights															214,853		214,853
Stock Based Compensation 2015 Plan [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross															1,500,000
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period															10 years
Common Stock, Capital Shares Reserved for Future Issuance															5,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Date															Nov. 12, 2025
Black Scholes [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights						$ 3.75
Director [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Outstanding							235,333
Deemed Dividend							$ 200
Chief Executive Officer [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Shares Issued, Price Per Share		$ 1.29
Stock Issued During Period, Shares, New Issues		7,569
Investor [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights							$ 4.00
Expected term, in years							5 years
Volatility							83.44%
Risk free interest rate							1.72%
Convertible Preferred Stock, Shares Issued upon Conversion							96,000
Proceeds from Issuance of Common Stock	$ 2,000
Warrants to Purchase of Common Stock							162,000
Fair Value Of Warrants Issued							$ 400
Stock Price							$ 3.92
Consideration Received							$ 400
Investor [Member] | Option one [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 4.00
Warrants to Purchase of Common Stock	500,000
Investor [Member] | Option Two [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 5.00
Warrants to Purchase of Common Stock	250,000
Consultant [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights				$ 1.98
Expected term, in years				5 years
Incremental Common Shares Warrants Issued				160,000
Series C Preferred Stock [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Convertible Preferred Stock, Shares Issued upon Conversion											1,529,262			1,529,262
Warrants to Purchase of Common Stock									1,680,945
Stock Price									$ 3.40			$ 3.40
Preferred Stock, Dividend Rate, Percentage									8.00%						8.00%
Conversion of Stock, Shares Converted			2,286								4,168		3,680		546
Stock Issued During Period, Shares, New Issues																0
Adjustments to Additional Paid in Capital, Dividends in Excess of Retained Earnings															$ 1,600	$ 0
Series C Preferred Stock [Member] | Investor [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Convertible Preferred Stock, Shares Issued upon Conversion													1,446,057			1,446,057
Warrant [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Warrants and Rights Outstanding										$ 300
Expected term, in years	5 years					3 years	1 year 3 months 25 days		2 years 6 months
Volatility	83.44%					84.66%	75.00%		74.80%	90.00%
Risk free interest rate	1.72%					0.94%	1.50%	0.45%
Stock Price	$ 4.11					$ 2.75			$ 4.11			4.11
Share Based Compensation Arrangement by Share Based Payment Award Equity Instruments Other than Options Exercised							77,280
Warrant [Member] | Series C Preferred Stock [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Warrants to Purchase of Common Stock			431,457
Conversion of Stock, Shares Issued			2,238,282
Common Stock [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross					250,000
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price					$ 1.87
Conversion of Stock, Shares Issued															389,281
Stock Issued During Period, Shares, New Issues																4,505,697
Adjustments to Additional Paid in Capital, Dividends in Excess of Retained Earnings																$ 0
Common Stock [Member] | Series C Preferred Stock [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights			$ 3.00
Preferred Stock, Dividend Rate, Percentage			0.00%
Minimum [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights													$ 1.85		$ 1.66	$ 1.85					$ 1.85
Preferred Stock, Dividend Rate, Percentage															0.00%
Minimum [Member] | Director [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights							$ 3.36
Minimum [Member] | Series C Preferred Stock [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Debt Instrument, Convertible, Conversion Price																				$ 2.71
Minimum [Member] | Warrant [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Expected term, in years										1 year 11 months 12 days
Risk free interest rate									0.46%	0.27%
Maximum [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights									$ 3.39			3.39	$ 65.60		$ 65.60	$ 65.60					$ 124.20
Preferred Stock, Dividend Rate, Percentage															15.00%
Maximum [Member] | Director [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights							$ 4.20
Maximum [Member] | Series C Preferred Stock [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Debt Instrument, Convertible, Conversion Price																				3.40
Maximum [Member] | Warrant [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Expected term, in years										4 years 5 months 23 days
Risk free interest rate									0.52%	1.43%
Note Warrant 1 [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Warrant Exercise Price Conversion Percentage									125.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights									$ 4.25			$ 4.25
Note Warrant 1 [Member] | Minimum [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class Of Warrant Or Right Number Of Securities Called By Each Warrant Or Right Percent									50.00%			50.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 3.00																			3.39
Class of Warrant or Right, Outstanding	2,381,342
Note Warrant 1 [Member] | Maximum [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class Of Warrant Or Right Number Of Securities Called By Each Warrant Or Right Percent									100.00%			100.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 3.39																			4.75
Class of Warrant or Right, Outstanding	2,108,938
Note Warrant 2 [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Warrant Exercise Price Conversion Percentage									150.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights									$ 5.10			$ 5.10
Note Warrant 2 [Member] | Series C Preferred Stock [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights									$ 4.07			$ 4.07
Note Warrant 2 [Member] | Minimum [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class Of Warrant Or Right Number Of Securities Called By Each Warrant Or Right Percent									50.00%			50.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 3.50																			4.07
Class of Warrant or Right, Outstanding	2,449,380
Note Warrant 2 [Member] | Maximum [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class Of Warrant Or Right Number Of Securities Called By Each Warrant Or Right Percent									100.00%			100.00%
Class of Warrant or Right, Exercise Price of Warrants or Rights	$ 4.07																			$ 5.10
Class of Warrant or Right, Outstanding	2,108,938
Placement Agent Warrants [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Expected term, in years																2 years 3 months
Volatility																74.40%
Risk free interest rate																0.71%
Fair Value Of Warrants Issued													$ 500			$ 500
Warrant Holders [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights																		$ 3.00
Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Warrants Issued							162,288
Warrant Holders [Member] | Minimum [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights							$ 4.20
Warrant Holders [Member] | Maximum [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights							$ 5.04
Mistakenly Granted [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class Of Warrant Or Right Number Of Securities Called By Each Warrant Or Right Percent										20.00%
Employee Stock Purchase Plan [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant															998,043
Employee Stock Purchase Plan [Member] | Scenario i [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent															85.00%
Employee Stock Purchase Plan [Member] | Scenario ii [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent															85.00%
Immune Ltd Plan [Member]
Disclosure Of Compensation Related Costs Share based Payments [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights										$ 5.04