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Note 4 - Inventories
12 Months Ended
Dec. 31, 2017
Notes to Financial Statements  
Inventory Disclosure [Text Block]
NOTE
4
- Inventories
:
(In thousands)
   
December 31
,
 
   
201
7
   
201
6
 
Finished good
s
  $
54,354
    $
57,887
 
Work in proces
s
   
604
     
853
 
Raw material
s
   
10,021
     
10,500
 
    $
64,979
    $
69,240