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Note 3 - Inventories (Tables)
3 Months Ended
Mar. 31, 2019
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   
March 31, 2019
   
December 30, 2018
 
   
(In thousands)
 
Finished Goods
  $
212,661
    $
180,847
 
Work in Process
   
13,551
     
17,762
 
Raw Materials
   
59,526
     
60,048
 
Inventories, net
  $
285,738
    $
258,657