PREFERRED STOCK (Details) (USD $)
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0 Months Ended | 12 Months Ended | 0 Months Ended | 12 Months Ended | 0 Months Ended | 0 Months Ended | 0 Months Ended | 12 Months Ended | 0 Months Ended | 12 Months Ended | ||||||||||||||||
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Feb. 04, 2008
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Nov. 07, 2007
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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Dec. 31, 2009
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Feb. 04, 2008
Warrants [Member]
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Nov. 07, 2007
Warrants [Member]
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Dec. 31, 2012
Warrants [Member]
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Nov. 07, 2007
SCO Capital Partners LLC and Affiliates [Member]
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Dec. 31, 2012
SCO Capital Partners LLC and Affiliates [Member]
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Nov. 07, 2007
Oracle Partners LP and affiliates [Member]
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Nov. 10, 2011
Common Stock [Member]
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Feb. 04, 2008
Series A Convertible Preferred Stock [Member]
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Nov. 07, 2007
Series A Convertible Preferred Stock [Member]
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Dec. 31, 2012
Series A Convertible Preferred Stock [Member]
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Dec. 31, 2011
Series A Convertible Preferred Stock [Member]
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Oct. 25, 2012
Series A Convertible Preferred Stock [Member]
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Nov. 10, 2011
Series A Convertible Preferred Stock [Member]
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Dec. 14, 2010
Series A Convertible Preferred Stock [Member]
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Jan. 26, 2010
Series A Convertible Preferred Stock [Member]
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Nov. 07, 2007
Series A Convertible Preferred Stock [Member]
SCO Capital Partners LLC and Affiliates [Member]
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Nov. 07, 2007
Series A Convertible Preferred Stock [Member]
Oracle Partners LP and affiliates [Member]
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Dec. 31, 2012
Series B Convertible Preferred Stock [Member]
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Oct. 25, 2012
Series B Convertible Preferred Stock [Member]
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Dec. 31, 2011
Series B Convertible Preferred Stock [Member]
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Class of Stock [Line Items] | ||||||||||||||||||||||||||
Convertible preferred stock - par value (in dollars per share) | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | |||||||||||||||||||||
Stock issue price (in dollars per share) | $ 1.45 | $ 10,000 | $ 10,000 | |||||||||||||||||||||||
Warrants exercise price (in dollars per share) | $ 3.50 | $ 3.50 | $ 3.50 | $ 3.50 | $ 0.50 | $ 1.45 | $ 2.55 | $ 3.00 | $ 0.50 | |||||||||||||||||
Initial conversion price (in dollars per share) | $ 3.00 | $ 3.00 | $ 0.50 | |||||||||||||||||||||||
Number of individuals to designate rights to serve on the Board of Directors | 2 | |||||||||||||||||||||||||
Preferred stock convertible into common stock (in shares) | 58,267,234 | 20,264,551 | ||||||||||||||||||||||||
Increase in shares of common stock (in shares) | 38,002,683 | 8,584,715 | ||||||||||||||||||||||||
Warrants granted to acquire shares of common stock (in shares) | 3,895,047 | 454,167 | 1,589,999 | 4,149,464 | 20,000,000 | |||||||||||||||||||||
Sale of newly created preferred stock (in shares) | 272.50 | 954.0001 | 1,000 | |||||||||||||||||||||||
Aggregate purchase price of Preferred Stock and Warrants | $ 2,725,000 | $ 9,540,001 | $ 10,000,000 | |||||||||||||||||||||||
Secured convertible notes | 6,000,000 | 4,015,000 | ||||||||||||||||||||||||
Shares issued on conversion of Secured Convertible notes (in shares) | 1,836.0512 | 437.3104 | ||||||||||||||||||||||||
Warrants issued to purchase shares of common stock (in shares) | 1,122,031 | 728,850 | ||||||||||||||||||||||||
Loss on extinguishment of debt | 11,628,000 | |||||||||||||||||||||||||
Issuance of warrants for placement agent fees (in shares) | 45,417 | 209,000 | ||||||||||||||||||||||||
Exercisable period of warrants | 6 years | 6 years | ||||||||||||||||||||||||
Fair value of warrants (in dollars per share) | $ 2.29 | $ 2.59 | $ 3.50 | |||||||||||||||||||||||
Dividend yield (in hundredths) | 0.00% | 0.00% | ||||||||||||||||||||||||
Risk-free interest rate (in hundredths) | 2.75% | 3.84% | ||||||||||||||||||||||||
Expected volatility rate (in hundredths) | 110.00% | 110.00% | ||||||||||||||||||||||||
Expected term | 6 years | 6 years | 6 years | |||||||||||||||||||||||
Proceeds from issuance of preferred Stock | 2,444,000 | |||||||||||||||||||||||||
Derivative liability - preferred stock | 9,200,000 | 4,430,000 | 5,840,000 | |||||||||||||||||||||||
Loss on derivative | 4,770,000 | 1,410,000 | ||||||||||||||||||||||||
Gain on derivative | 1,236,000 | 3,580,000 | ||||||||||||||||||||||||
Accrued potential liquidated damages | 857,000 | 857,000 | ||||||||||||||||||||||||
Potential liquidated damages (in hundredths) | 10.00% | |||||||||||||||||||||||||
New investment for purchase agreement | 4,703,000 | |||||||||||||||||||||||||
Conversion of outstanding dividends payable on preferred stock | 5,297,000 | |||||||||||||||||||||||||
Preferred Stock, conversion basis | Series A Preferred Stock, equal to the greater of (i) (A) two times (2x) the Stated Value for the Series B Preferred Stock, plus any accumulated and unpaid dividends (whether or not declared) on the Series B Preferred Stock if such liquidation takes place prior to the fifth anniversary of the original issue date or (B) three times (3x) the Stated Value for the Series B Preferred Stock, plus any accumulated and unpaid dividends (whether or not declared) on the Series B Preferred Stock if such liquidation takes place on or after to the fifth anniversary of the original issue date, or (ii) the cash or other property distributable upon such liquidation with respect to the shares of Common Stock into which such shares of Series B Preferred Stock, including any accrued dividends thereon, could have been converted immediately prior to such payment. "Stated Value" shall mean $10,000 per share of Series B Preferred Stock, as it may be increased from time to time as set forth in the Certificate of Designations. The Series B Preferred Stock is also entitled to a dividend of 12% per annum, payable quarterly in cash or additional Stated Value, at the election of the majority holders at time of payment. | |||||||||||||||||||||||||
Preferred stock, stated value (in dollars per share) | $ 10,000 | |||||||||||||||||||||||||
Minimum common stock price To exceed For mandatory conversation (in dollars per share) | $ 5.00 | |||||||||||||||||||||||||
Number of consecutive trading days | 20 | |||||||||||||||||||||||||
Preferred stock dividends accrued | $ 3,266,000 | $ 220,000 |