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Fair Value Measurements (Tables)
12 Months Ended
Jan. 31, 2014
Fair Value Disclosures [Abstract]  
Fair Value Hierarchy for Financial Assets and Liabilities Measured at Fair Value

The following table summarizes the Company’s fair value hierarchy for its financial assets and liabilities measured at fair value as of January 31, 2014:

 

     Total      Level 1      Level 2      Level 3  

Assets:

           

Money market funds

   $ 15,008       $ 15,008       $ —        $ —