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Inventories (Tables)
6 Months Ended
Jun. 29, 2013
Inventory Disclosure [Abstract]  
Schedule of inventory
Inventories are valued at the lower of cost (first in, first out) or market. Inventories consist of the following (in thousands):
 
June 29,
2013
 
December 29,
2012
Raw materials
$
32,959

 
$
26,749

Work-in-progress
13,242

 
11,589

Finished goods
122,298

 
79,627

 
$
168,499

 
$
117,965