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Product Warranties (Tables)
12 Months Ended
Apr. 27, 2013
Product Warranties [Abstract]  
Reconciliation of changes in product warranty liability
A reconciliation of the changes in our product warranty liability is as follows:

(Amounts in thousands)
 
4/27/2013
  
4/28/2012
 
Balance as of the beginning of the year
 
$
14,327
  
$
13,854
 
Accruals during the year
  
15,370
   
15,074
 
Settlements during the year
  
(14,172
)
  
(14,601
)
Balance as of the end of the year
 
$
15,525
  
$
14,327