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Warranties (Tables)
 3 Months Ended
Jun. 29, 2013
Product Warranties Disclosures [Abstract]  
Activity in the liability for estimated warranties
Activity in the liability for estimated warranties was as follows (in thousands):
 
Three Months Ended

June 29, 2013
 
June 30, 2012
Balance at beginning of period
$
8,202

 
$
9,456

Charged to costs and expenses
2,718

 
2,673

Payments and deductions
(2,411
)
 
(3,047
)
Balance at end of period
$
8,509

 
$
9,082