Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY (Details)

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STOCKHOLDERS' EQUITY (Details) - Jun. 30, 2015 - Debt Instrument, Name [Domain] - $ / shares
Total
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) 6,604,096
July 2010 Warrants [Member]  
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) [1] 1,365
Exercise Price (in dollars per share) [1] $ 3.75
Warrants Expiration Date [1] Jul. 27, 2015
July 2010 Warrants [Member]  
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) 5,252
Exercise Price (in dollars per share) $ 321.30
Warrants Expiration Date Jul. 27, 2015
July and December 2010 Warrants [Member]  
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) 4,570
Warrants Expiration Date Dec. 31, 2015
July and December 2010 Warrants [Member] | Minimum [Member]  
Class of Warrant or Right [Line Items]  
Exercise Price (in dollars per share) $ 1,989.00
July and December 2010 Warrants [Member] | Maximum [Member]  
Class of Warrant or Right [Line Items]  
Exercise Price (in dollars per share) $ 2,019.60
August 2014 Public Offering [Member]  
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) [1] 5,040,011
Exercise Price (in dollars per share) [1] $ 4.68
Warrants Expiration Date [1] Aug. 20, 2019
February 2013 Public Offering [Member]  
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) [1] 550,000
Exercise Price (in dollars per share) [1] $ 3.75
Warrants Expiration Date [1] Feb. 20, 2018
February 2013 Public Offering - Placement Agents [Member]  
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) 38,496
Exercise Price (in dollars per share) $ 12.50
Warrants Expiration Date Feb. 04, 2018
November 2012 Private Placement [Member]  
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) 50,000
Exercise Price (in dollars per share) $ 25.00
Warrants Expiration Date Nov. 02, 2017
June 2012 Public Offering [Member]  
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) 149,069
Exercise Price (in dollars per share) $ 25.00
Warrants Expiration Date Jun. 13, 2017
December 2011 Underwritten Offering [Member]  
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) 462,411
Exercise Price (in dollars per share) $ 12.00
Warrants Expiration Date Dec. 06, 2016
April 2011 Private Placement [Member]  
Class of Warrant or Right [Line Items]  
Number Of Shares Issuable Upon Exercise Of Outstanding Warrants (in shares) 302,922
Exercise Price (in dollars per share) $ 15.00
Warrants Expiration Date Mar. 31, 2016
[1] These warrants have a certain type of cash settlement feature or their exercise prices or the number of shares for which the warrants may be exercised are subject to adjustment for “down-rounds” and the warrants have been accounted for as derivative instruments as described in Note 2, with the exception of 96,988 warrants issued to the underwriter in August 2014, which did not include the cash settlement feature.