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Comprehensive Income
6 Months Ended
Jul. 30, 2011
Comprehensive Income [Abstract]  
Comprehensive Income
(2) Comprehensive Income
     The following table sets forth the computation of comprehensive income:
                                 
    Three Months Ended     Six Months Ended  
    July 30,     July 31,     July 30,     July 31,  
    2011     2010     2011     2010  
    (dollars in thousands)     (dollars in thousands)  
Net income
  $ 25,015     $ 12,449     $ 56,884     $ 36,792  
Other comprehensive income:
                               
Unrealized gain (loss) on interest rate swaps, net of $355 and $658 income taxes for the three and six months ended July 30, 2011, respectively and $47 and $156 income taxes for the three and six months ended July 31, 2010, respectively.
    598       (79 )     1,108       262  
 
                               
Defined benefit plan adjustments, net of $768 and $1,536 income taxes for the three and six months ended July 30, 2011, respectively and $688 and $1,376 income taxes for the three and six months ended July 31, 2010, respectively.
    1,294       1,159       2,587       2,317  
 
                       
 
                               
Other comprehensive income
    1,892       1,080       3,695       2,579  
 
                       
 
                               
Total comprehensive income
  $ 26,907     $ 13,529     $ 60,579     $ 39,371