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Note 4 - Inventories
12 Months Ended
Dec. 31, 2016
Notes to Financial Statements  
Inventory Disclosure [Text Block]
NOTE
4
- Inventories:
 
   
December 31,
 
   
2016
   
2015
 
Finished goods
  $
57,887,000
    $
48,206,000
 
Work in process
   
853,000
     
860,000
 
Raw materials
   
10,500,000
     
14,507,000
 
    $
69,240,000
    $
63,573,000