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Note 10 - Property, Plant and Equipment
 12 Months Ended
Dec. 31, 2018
Notes to Financial Statements  
Property, Plant and Equipment Disclosure [Text Block]
(
1
0
)
Property, Plant and Equipment
 
Property, plant and equipment consists of the following (in thousands):
 
   
December 31,
  
   
2018
    
2017
  
Land and land improvements
   $
219
     $
219
  
Buildings and building improvements
    
11,178
      
11,140
  
Machinery, equipment, furniture and fixtures
    
59,179
      
54,554
  
Construction in progress
    
2,141
      
998
  
     
72,717
      
66,911
  
Accumulated depreciation
    
(58,062
 )    
(51,337
 )
    $
14,655
     $
15,574
  
 
Depreciation expense, including amortization of assets recorded under capital leases, totaled approximately
$2,648,000
and
$3,884,000
for the years ended
December 
31,
 
2018
and
2017,
respectively. Capital expenditures included in accounts payable or accrued liabilities were
not
material at
December 
31,
 
2018
and
2017,
respectively.
 
Included within property, plant and equipment were assets under capital leases as follows (in thousands):
 
   
December 31,
  
   
2018
    
2017
  
Buildings and building improvements
   $
2,995
     $
2,987
  
Machinery, equipment, furniture and fixtures
    
1,277
      
1,277
  
     
4,272
      
4,264
  
Accumulated depreciation
    
(976
 )    
(548
 )
    $
3,296
     $
3,716