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Warranty Costs (Tables)
 6 Months Ended
Jul. 02, 2011
Product Warranty Table Disclosure
A rollforward of the warranty reserve is as follows:

   
Six Months Ended
  
   
Jul 2, 2011
  
   
(in thousands)
  
       
Beginning balance
   $ 14,468  
Warranty reserve related to acquisitions
     1,204  
Warranty expense
     10,867  
Warranty claims
     (11,439 )
Ending balance
   $ 15,100