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Guarantees (Tables)
 12 Months Ended
Dec. 27, 2014
Commitments and Contingencies Disclosure [Abstract]  
Changes in Accrued Warranty

Changes in accrued warranty during the three-year period ended December 27, 2014 were as follows:

 

(in thousands)

    2014      2013      2012  

Beginning balance

    $ 5,155      $ 4,602      $ 6,704  

Warranty accruals

      6,513        5,403        4,162  

Warranty payments

      (5,484 )       (6,683 )       (6,264 ) 

Warranty liability assumed

      —        1,833        —  
  

 

 

     

 

 

     

 

 

  

Ending balance

    $ 6,184      $ 5,155      $ 4,602