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Inventories
3 Months Ended
Mar. 30, 2014
Inventory Disclosure [Abstract]  
Inventories
Inventories

Inventories consist of the following:
 
March 30,
2014
 
December 29,
2013
Raw materials and stock parts
$
8,566

 
$
8,531

Work-in-process
1,000

 
1,344

Finished goods
3,825

 
3,447

 
$
13,391

 
$
13,322