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Product Warranties (Tables)
9 Months Ended
Oct. 01, 2016
Product Warranties Disclosures [Abstract]  
Activity Associated with Warranty Obligations
Activity associated with warranty obligations was as follows during the periods noted:
(In thousands)
 
October 1, 2016
 
October 3, 2015
Balance at beginning of period
 
$
16,227

 
$
16,719

Accruals for warranties issued during period
 
14,762

 
14,764

Adjustments related to pre-existing warranties
 
359

 
(230
)
Settlements made during the period
 
(15,379
)
 
(15,372
)
Balance at end of period
 
$
15,969

 
$
15,881