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Inventories, Net
6 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
Inventories, Net
INVENTORIES, NET

Inventories are summarized as follows:
 
June 30,
2018
 
December 30,
2017
Raw materials
$
42,874

 
$
39,264

Work-in-process
23,206

 
24,454

Finished goods
70,136

 
65,172

Supplies and other
138

 
143

LIFO reserve
(13,971
)
 
(15,376
)
Inventories, net
$
122,383

 
$
113,657