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SUBSEQUENT EVENT (Details) (USD $)
2 Months Ended
Jul. 29, 2011
May 31, 2011
Apr. 29, 2011
Mar. 31, 2011
Jan. 31, 2011
Dec. 31, 2010
Jan. 31, 2009
Oct. 07, 2008
Sep. 27, 2008
Dec. 14, 2006
Oct. 05, 2006
Aug. 15, 2006
Jun. 30, 2006
Jun. 16, 2006
Mar. 31, 2006
Jan. 26, 2006
May 31, 2005
Apr. 05, 2005
Jan. 14, 2005
Nov. 25, 2004
Mar. 16, 2004
Sep. 29, 2001
Nov. 19, 2012
Issuance of Equity [Member]
Nov. 19, 2012
Issuance of Equity [Member]
Preferred Stock Warrants [Member]
Subsequent Event [Line Items]                                                
Shares issued                                             165,057  
Common stock issued, price per share $ 6.25 $ 6.25 $ 6.25 $ 6.25 $ 6.25 $ 6.25 $ 6.02 $ 5.52 $ 5.52 $ 4.31 $ 4.31 $ 3.91 $ 3.63 $ 3.63 $ 3.63 $ 1.47 $ 3.37 $ 1.72 $ 1.72 $ 1.72 $ 1.76 $ 0.001 $ 7.0  
Offering expiration date                                             Dec. 31, 2012  
Number of shares offered                                             785,714  
Gross proceeds from sale of shares                                             $ 1,100,000  
Warrants issued as a percentage of shares sold                                             10.00%  
Maximum number of warrants                                             16,506  
Exercise price of warrants                                             7.0 6.96
Warrants term                                             5 years 5 years
Conversion price                                             $ 5.8