XML 12 R55.htm IDEA: XBRL DOCUMENT v2.4.0.6
FAIR VALUE MEASUREMENTS AND FINANCIAL INSTRUMENTS - Additional Information (Detail) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Fair Value Measurements [Line Items]      
Number of warrants exercised   125,000  
Gain on extinguishment of warrant liabilities $ 26,531 $ 73,291 $ 87,255
Common Stock
     
Fair Value Measurements [Line Items]      
Warrants to purchase shares of common stock   48,402