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Taxes (Tables)
6 Months Ended
Jul. 03, 2011
Taxes [Abstract]  
Reconciliation of the United States federal statutory corporate tax rate to the Company's effective tax rate or income tax provision
                                 
    Three-months Ended     Six-months Ended  
    July 3,   July 4,   July 3,   July 4,
    2011   2010   2011   2010
 
Income tax at federal statutory rate
    35%       35%       35%       35%  
State income taxes, net of federal benefit
    1       1       1       1  
Foreign tax rate differential
    (13)       (13)       (13)       (13)  
 
                               
 
Income tax provision
    23%       23%       23%       23%