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FAIR VALUE MEASUREMENTS (Tables)
9 Months Ended
Oct. 27, 2012
Summary of Fair Value Assumptions for Derivative Liabilities

The fair value of the Series B Preferred shares was estimated using an option pricing model that requires Level 3 inputs, which are highly subjective and determined using the following significant assumptions:

 

     October 27, 2012     July 28. 2012  

Conversion price

   $ 1.75      $ 1.75   

Expected volatility

     66     66

Expected term (in years)

     9.1        9.3   

Risk free interest rate

     1.86     1.58

Expected dividends

   $ —        $ —     
Summary of Derivative Liability Activity

The following table presents the activity recorded for the derivative liability during the first three quarters ended:

 

     October 27, 2012  
     (In thousands)  

Beginning balance as of January 28, 2012

   $ 20,076   

Gain on change in fair value

     (6,333
  

 

 

 

Balance as of April 28, 2012

     13,743   

Loss on change in fair value

     8,219   
  

 

 

 

Balance as of July 28, 2012

   $ 21,962   

Gain on change in fair value

     (5,558
  

 

 

 

Ending balance as of October 27, 2012

   $ 16,404