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Fair Value Measurements (Tables)
9 Months Ended
Nov. 01, 2014
Fair Value Measurements [Abstract]  
Schedule of Assets Measured at Fair Value on a Recurring Basis
    Fair Value Measurements
   (In thousands)   Level 1   Level 2   Level 3   Total
As of November 1, 2014:                                
Cash equivalents – money market account   $ 5,277     $ 0     $ 0     $ 5,277  
                                 
As of February 1, 2014:                                
Cash equivalents– money market account   $ 10,269     $ 0     $ 0     $ 10,269  
                                 
As of November 2, 2013:                                
Cash equivalents – money market account   $ 10,265     $ 0     $ 0     $  10,265