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EARNINGS PER SHARE (Tables)
12 Months Ended
Jan. 28, 2012
EARNINGS PER SHARE [Abstract]  
Earnings per share
The number of incremental shares is calculated by applying the treasury stock method.  The following table sets forth the computation of basic and diluted earnings per share:

   
Fiscal Year Ended
 
   
January 28,
  
January 29,
  
January 30,
 
   
2012
  
2011
  
2010
 
Net income, in thousands
 $59,060  $46,400  $32,549 
              
Weighted average number of common shares outstanding
  26,978,176   28,425,781   28,629,023 
    Dilutive stock options
  176,845   264,420   281,213 
    Dilutive restricted stock
  351,367   343,024   178,510 
Weighted average number of common shares outstanding and dilutive shares
  27,506,388   29,033,225   29,088,746 
              
Basic earnings per share
 $2.19  $1.63  $1.14 
Diluted earnings per share
 $2.15  $1.60  $1.12