XML 44 R18.htm IDEA: XBRL DOCUMENT v2.3.0.15
Income Taxes (Tables)
9 Months Ended
Oct. 01, 2011
Income Taxes [Abstract] 
Schedule Of Income Tax Expense And Related Effective Rate
      For the 13 Weeks Ended
October 1, 2011
    For the 13 Weeks Ended
October 2, 2010
    For the 39 Weeks Ended
October 1, 2011
    For the 39 Weeks Ended
October 2, 2010
 

Income tax expense

   $ 39,307      $ 40,353      $ 98,156      $ 64,361   

Income tax rate

     35.2     36.3     34.7     28.0