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Warranty Reserves (Tables)
 3 Months Ended
Apr. 03, 2016
Product Warranties Disclosures [Abstract]  
Schedule of Warranty Reserve Activity
The following is a summary of warranty reserve activity (in thousands):
 
Thirteen Weeks Ended
 
April 3,
2016
 
March 29,
2015
Balance, beginning of period
$
14,107

 
$
13,005

Reductions for warranty costs incurred
(2,891
)
 
(3,200
)
Warranties issued
3,968

 
3,676

Translation and changes in estimates
240

 
(334
)
Balance, end of period
$
15,424

 
$
13,147