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Note 4 - Inventories
9 Months Ended
Oct. 01, 2017
Notes to Financial Statements  
Inventory Disclosure [Text Block]
4.
INVENTORIES
 
Inventories are stated at the lower of cost or market with cost determined under the
first
-in,
first
-out (FIFO) method. The composition of
net inventories was:
 
   
October 1,
   
December 31,
 
   
201
7
   
201
6
 
Raw
Materials
  $
12,939
    $
14,482
 
Work
In Process
   
1,871
     
986
 
Finished
Goods
   
10,112
     
7,988
 
Total
  $
24,922
    $
23,456