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Fair Value Measurements (Tables)
9 Months Ended
Oct. 31, 2013
Fair Value Disclosures [Abstract]  
Summary of Assets and Liabilities Measured at Fair Value on Recurring Basis

The following table represents the Company’s financial instruments measured at fair value on a recurring basis (in thousands):

 

     Quoted Prices in
Active Markets
for Identical Assets
(Level 1)
     Significant Other
Observable Inputs
(Level 2)
     Significant
Unobservable
Inputs
(Level 3)
     Total  

October 31, 2013:

           

Money market funds (1)

   $ 85,832       $ —         $ —         $ 85,832   

January 31, 2013:

           

Money market funds (1)

   $ 68,971       $ —         $ —         $ 68,971   

 

(1) Included in cash and cash equivalents on the condensed consolidated balance sheets