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Note 9 - Property, Plant and Equipment
 12 Months Ended
Dec. 31, 2020
Notes to Financial Statements  
Property, Plant and Equipment Disclosure [Text Block]
(
9
)
Property, Plant and Equipment
 
Property, plant and equipment consists of the following (in thousands):
 
   
December 31,
 
   
2020
    
2019
  
Land and land improvements
   $
43
     $
50
  
Buildings and building improvements
    
7,747
      
8,108
  
Machinery, equipment, furniture and fixtures
    
55,620
      
55,520
  
Construction in progress
    
609
      
371
  
     
64,019
      
64,049
  
Accumulated depreciation
    
(53,858
 )    
(52,374
 )
    $
10,161
     $
11,675
  
 
Depreciation expense, including amortization of assets recorded under finance leases, totaled approximately
$2,503,000
and
$2,671,000
for the years ended
December 
31,
 
2020
and
2019,
respectively. Capital expenditures included in accounts payable or accrued liabilities were
not
material at
December 
31,
 
2020
and
2019,
respectively.
 
Included within property, plant and equipment were assets under finance leases as follows (in thousands):
 
   
December 31,
 
   
2020
    
2019
  
Buildings and building improvements
   $
2,955
     $
3,128
  
Machinery, equipment, furniture and fixtures
    
269
      
1,546
  
     
3,224
      
4,674
  
Accumulated depreciation
    
(1,522
 )    
(1,495
 )
    $
1,702
     $
3,179