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Inventories
6 Months Ended
Jun. 28, 2014
Inventory Disclosure [Abstract]  
Inventories
INVENTORIES

Inventories are summarized as follows:
 
June 28,
2014
 
December 28,
2013
Raw materials
$
41,110

 
$
31,864

Work-in-process
21,285

 
16,880

Finished goods
58,538

 
57,983

Supplies and other
137

 
118

LIFO reserve
(13,069
)
 
(13,626
)
Inventories
$
108,001

 
$
93,219