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Inventories
12 Months Ended
Dec. 29, 2012
Inventory Disclosure [Abstract]  
Inventory Disclosure [Text Block]
INVENTORIES

Inventories are summarized as follows:
 
2012
 
2011
Raw materials
$
23,002

 
$
19,624

Work-in-process
13,786

 
13,116

Finished goods
49,251

 
45,840

Supplies, repair parts and other
470

 
351

LIFO reserve
(14,264
)
 
(14,992
)
Total inventories
$
72,245

 
$
63,939