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Note 11 - Property, Plant and Equipment (Tables)
9 Months Ended
Oct. 04, 2020
Notes Tables  
Property, Plant and Equipment [Table Text Block]
   
October 4,
   
December 31,
 
   
2020
   
2019
 
   
(Unaudited)
     
Land and land improvements
  $
43
    $
50
 
Buildings and building improvements
   
7,398
     
8,108
 
Machinery, equipment, furniture and fixtures
   
53,076
     
55,520
 
Construction in progress
   
438
     
371
 
     
60,955
     
64,049
 
Accumulated depreciation
   
(51,228
)    
(52,374
)
    $
9,727
    $
11,675