SUBSEQUENT EVENTS (Details) (USD $)
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0 Months Ended | 1 Months Ended | 15 Months Ended | 0 Months Ended | 0 Months Ended | 0 Months Ended | 1 Months Ended | 0 Months Ended | 1 Months Ended | 0 Months Ended | ||||||||||||||||||||||||||||||
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Mar. 13, 2013
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Nov. 19, 2012
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Jul. 29, 2011
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May 31, 2011
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Apr. 29, 2011
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Mar. 31, 2011
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Jan. 31, 2011
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Dec. 30, 2010
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Oct. 07, 2008
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Sep. 27, 2008
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Dec. 14, 2006
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Oct. 05, 2006
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Aug. 15, 2006
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Jun. 30, 2006
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Mar. 31, 2006
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Jan. 26, 2006
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May 31, 2005
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Apr. 05, 2005
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Jan. 14, 2005
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Nov. 25, 2004
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Mar. 16, 2004
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Dec. 31, 2010
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Jan. 31, 2009
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Dec. 31, 2002
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May 13, 2013
Placement Agent [Member]
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Mar. 13, 2013
Purchasers of Previously Issued Common Stock [Member]
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Dec. 31, 2012
Purchasers of Previously Issued Common Stock [Member]
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Mar. 13, 2013
Convertible Preferred Stock [Member]
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Mar. 13, 2013
Warrants Issued to Placement Agent, Tranche One [Member]
Placement Agent [Member]
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Mar. 13, 2013
Warrants Issued to Placement Agent, Tranche Two [Member]
Placement Agent [Member]
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May 13, 2013
Subsequent Event [Member]
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May 14, 2013
Subsequent Event [Member]
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May 13, 2013
Subsequent Event [Member]
Purchasers of Common Stock Subsequently Cancelled [Member]
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May 14, 2013
Subsequent Event [Member]
Certain Holders of Convertible Preferred Stock [Member]
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May 14, 2013
Subsequent Event [Member]
Certain Holders of Outstanding Warrants [Member]
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May 14, 2013
Subsequent Event [Member]
Certain Holder of Previously Issued Common Stock [Member]
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May 13, 2013
Subsequent Event [Member]
Convertible Preferred Stock [Member]
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May 13, 2013
Subsequent Event [Member]
Warrants Issued with Preferred Stock [Member]
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May 13, 2013
Subsequent Event [Member]
Warrants Issued to Placement Agent, Tranche One [Member]
Placement Agent [Member]
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May 13, 2013
Subsequent Event [Member]
Warrants Issued to Placement Agent, Tranche Two [Member]
Placement Agent [Member]
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Subsequent Event [Line Items] | ||||||||||||||||||||||||||||||||||||||||
Number of units sold | 6,300 | 1,140.35 | ||||||||||||||||||||||||||||||||||||||
Stock issued, shares | 199,191 | |||||||||||||||||||||||||||||||||||||||
Issuance of common stock for cash, shares | 165,057 | 269,680 | 34,200 | 40,000 | 90,768 | 16,320 | 48,000 | |||||||||||||||||||||||||||||||||
Common stock issued, price per share | $ 7.00 | $ 6.25 | $ 6.25 | $ 6.25 | $ 6.25 | $ 6.25 | $ 6.25 | $ 5.52 | $ 5.52 | $ 4.31 | $ 4.31 | $ 3.91 | $ 3.63 | $ 3.63 | $ 1.47 | $ 3.37 | $ 1.72 | $ 1.72 | $ 1.72 | $ 1.76 | $ 6.25 | $ 6.02 | $ 0.001 | |||||||||||||||||
Cancellation of shares, shares | 162,907 | |||||||||||||||||||||||||||||||||||||||
Shares convertible into | 1,086,178 | 196,597 | ||||||||||||||||||||||||||||||||||||||
Number of warrants issued | 39,537 | |||||||||||||||||||||||||||||||||||||||
Number of shares covered by warrants | 196,597 | |||||||||||||||||||||||||||||||||||||||
Exercise price of warrants | 5.80 | 6.25 | 5.80 | 6.96 | 6.96 | 5.80 | ||||||||||||||||||||||||||||||||||
Shares covered by registration statement | 2,824,471 | 1,284,925 | 1,539,546 | 2,150 |